diff --git a/src/Integration/AbstractErrorListenerIntegration.php b/src/Integration/AbstractErrorListenerIntegration.php
index 36482a987..9b1cc8a0d 100644
--- a/src/Integration/AbstractErrorListenerIntegration.php
+++ b/src/Integration/AbstractErrorListenerIntegration.php
@@ -7,7 +7,7 @@
 use Sentry\Event;
 use Sentry\EventHint;
 use Sentry\ExceptionMechanism;
-use Sentry\State\EventCapturer;
+use Sentry\State\EventRecorder;
 use Sentry\State\IsolationScope;
 
 use function Sentry\withIsolationScope;
@@ -24,7 +24,7 @@ protected function captureException(\Throwable $exception): void
                 return $this->addExceptionMechanismToEvent($event);
             });
 
-            EventCapturer::captureException($exception);
+            EventRecorder::captureException($exception, null, $scope);
         });
     }
 
diff --git a/src/Monolog/ExceptionToSentryIssueHandler.php b/src/Monolog/ExceptionToSentryIssueHandler.php
index 7998c9c83..5173631d5 100644
--- a/src/Monolog/ExceptionToSentryIssueHandler.php
+++ b/src/Monolog/ExceptionToSentryIssueHandler.php
@@ -9,7 +9,7 @@
 use Monolog\Logger;
 use Monolog\LogRecord;
 use Psr\Log\LogLevel;
-use Sentry\State\EventCapturer;
+use Sentry\State\EventRecorder;
 use Sentry\State\IsolationScope;
 
 use function Sentry\withIsolationScope;
@@ -56,7 +56,7 @@ public function handle($record): bool
                 $scope->setExtra('monolog.extra', $monologExtraData);
             }
 
-            EventCapturer::captureException($exception);
+            EventRecorder::captureException($exception, null, $scope);
         });
 
         return $this->bubble === false;
diff --git a/src/Monolog/LogToSentryIssueHandler.php b/src/Monolog/LogToSentryIssueHandler.php
index f38f03020..2866d32af 100644
--- a/src/Monolog/LogToSentryIssueHandler.php
+++ b/src/Monolog/LogToSentryIssueHandler.php
@@ -11,7 +11,7 @@
 use Psr\Log\LogLevel;
 use Sentry\Event;
 use Sentry\EventHint;
-use Sentry\State\EventCapturer;
+use Sentry\State\EventRecorder;
 use Sentry\State\IsolationScope;
 
 use function Sentry\withIsolationScope;
@@ -84,7 +84,7 @@ protected function doWrite($record): void
                 }
             }
 
-            EventCapturer::captureEvent($event, $hint);
+            EventRecorder::captureEvent($event, $hint, $scope);
         });
     }
 
diff --git a/src/State/EventCapturer.php b/src/State/EventRecorder.php
similarity index 61%
rename from src/State/EventCapturer.php
rename to src/State/EventRecorder.php
index a21b44e75..dbc6c4f41 100644
--- a/src/State/EventCapturer.php
+++ b/src/State/EventRecorder.php
@@ -18,36 +18,44 @@
 /**
  * @internal
  */
-final class EventCapturer
+final class EventRecorder
 {
     private function __construct()
     {
     }
 
-    public static function captureMessage(string $message, ?Severity $level = null, ?EventHint $hint = null): ?EventId
+    public static function captureMessage(string $message, ?Severity $level = null, ?EventHint $hint = null, ?IsolationScope $isolationScope = null): ?EventId
     {
-        return self::capture(static function (ClientInterface $client, IsolationScope $captureScope) use ($message, $level, $hint): ?EventId {
+        $isolationScope = $isolationScope ?? SentrySdk::getIsolationScope();
+
+        return self::captureWithScope(SentrySdk::getClient($isolationScope), $isolationScope, static function (ClientInterface $client, IsolationScope $captureScope) use ($message, $level, $hint): ?EventId {
             return $client->captureMessage($message, $level, $captureScope, $hint);
         });
     }
 
-    public static function captureException(\Throwable $exception, ?EventHint $hint = null): ?EventId
+    public static function captureException(\Throwable $exception, ?EventHint $hint = null, ?IsolationScope $isolationScope = null): ?EventId
     {
-        return self::capture(static function (ClientInterface $client, IsolationScope $captureScope) use ($exception, $hint): ?EventId {
+        $isolationScope = $isolationScope ?? SentrySdk::getIsolationScope();
+
+        return self::captureWithScope(SentrySdk::getClient($isolationScope), $isolationScope, static function (ClientInterface $client, IsolationScope $captureScope) use ($exception, $hint): ?EventId {
             return $client->captureException($exception, $captureScope, $hint);
         });
     }
 
-    public static function captureEvent(Event $event, ?EventHint $hint = null): ?EventId
+    public static function captureEvent(Event $event, ?EventHint $hint = null, ?IsolationScope $isolationScope = null): ?EventId
     {
-        return self::capture(static function (ClientInterface $client, IsolationScope $captureScope) use ($event, $hint): ?EventId {
+        $isolationScope = $isolationScope ?? SentrySdk::getIsolationScope();
+
+        return self::captureWithScope(SentrySdk::getClient($isolationScope), $isolationScope, static function (ClientInterface $client, IsolationScope $captureScope) use ($event, $hint): ?EventId {
             return $client->captureEvent($event, $hint, $captureScope);
         });
     }
 
-    public static function captureLastError(?EventHint $hint = null): ?EventId
+    public static function captureLastError(?EventHint $hint = null, ?IsolationScope $isolationScope = null): ?EventId
     {
-        return self::capture(static function (ClientInterface $client, IsolationScope $captureScope) use ($hint): ?EventId {
+        $isolationScope = $isolationScope ?? SentrySdk::getIsolationScope();
+
+        return self::captureWithScope(SentrySdk::getClient($isolationScope), $isolationScope, static function (ClientInterface $client, IsolationScope $captureScope) use ($hint): ?EventId {
             return $client->captureLastError($captureScope, $hint);
         });
     }
@@ -55,9 +63,9 @@ public static function captureLastError(?EventHint $hint = null): ?EventId
     /**
      * @param int|float|null $duration
      */
-    public static function captureCheckIn(string $slug, CheckInStatus $status, $duration = null, ?MonitorConfig $monitorConfig = null, ?string $checkInId = null): ?string
+    public static function captureCheckIn(string $slug, CheckInStatus $status, $duration = null, ?MonitorConfig $monitorConfig = null, ?string $checkInId = null, ?IsolationScope $isolationScope = null): ?string
     {
-        $isolationScope = SentrySdk::getIsolationScope();
+        $isolationScope = $isolationScope ?? SentrySdk::getIsolationScope();
         $client = SentrySdk::getClient($isolationScope);
 
         if ($client instanceof NoOpClient) {
@@ -84,16 +92,6 @@ public static function captureCheckIn(string $slug, CheckInStatus $status, $dura
         return $checkIn->getId();
     }
 
-    /**
-     * @param callable(ClientInterface, IsolationScope): ?EventId $capture
-     */
-    private static function capture(callable $capture): ?EventId
-    {
-        $isolationScope = SentrySdk::getIsolationScope();
-
-        return self::captureWithScope(SentrySdk::getClient($isolationScope), $isolationScope, $capture);
-    }
-
     /**
      * @param callable(ClientInterface, IsolationScope): ?EventId $capture
      */
diff --git a/src/Tracing/Transaction.php b/src/Tracing/Transaction.php
index 89086bc96..2b3cba6b1 100644
--- a/src/Tracing/Transaction.php
+++ b/src/Tracing/Transaction.php
@@ -9,6 +9,8 @@
 use Sentry\Options;
 use Sentry\Profiling\Profiler;
 use Sentry\SentrySdk;
+use Sentry\State\EventRecorder;
+use Sentry\State\IsolationScope;
 
 /**
  * This class stores all the information about a Transaction.
@@ -20,6 +22,11 @@ final class Transaction extends Span
      */
     private $name;
 
+    /**
+     * @var IsolationScope
+     */
+    private $scope;
+
     /**
      * @var Transaction The transaction
      */
@@ -42,11 +49,12 @@ final class Transaction extends Span
      *
      * @internal
      */
-    public function __construct(TransactionContext $context)
+    public function __construct(TransactionContext $context, ?IsolationScope $scope = null)
     {
         parent::__construct($context);
 
         $this->name = $context->getName();
+        $this->scope = $scope ?? SentrySdk::getIsolationScope();
         $this->metadata = $context->getMetadata();
         $this->transaction = $this;
     }
@@ -90,7 +98,7 @@ public function getDynamicSamplingContext(): DynamicSamplingContext
             return $this->metadata->getDynamicSamplingContext();
         }
 
-        $samplingContext = DynamicSamplingContext::fromTransaction($this->transaction, SentrySdk::getClient());
+        $samplingContext = DynamicSamplingContext::fromTransaction($this->transaction, SentrySdk::getClient($this->scope));
         $this->getMetadata()->setDynamicSamplingContext($samplingContext);
 
         return $samplingContext;
@@ -115,7 +123,7 @@ public function initSpanRecorder(int $maxSpans = 1000): self
     public function initProfiler(?Options $options = null): Profiler
     {
         if ($this->profiler === null) {
-            $this->profiler = new Profiler($options ?? SentrySdk::getClient()->getOptions());
+            $this->profiler = new Profiler($options ?? SentrySdk::getClient($this->scope)->getOptions());
         }
 
         return $this->profiler;
@@ -180,6 +188,6 @@ public function finish(?float $endTimestamp = null): ?EventId
             }
         }
 
-        return \Sentry\captureEvent($event);
+        return EventRecorder::captureEvent($event, null, $this->scope);
     }
 }
diff --git a/src/functions.php b/src/functions.php
index bb234f982..84aadd28e 100644
--- a/src/functions.php
+++ b/src/functions.php
@@ -11,7 +11,7 @@
 use Sentry\Logs\Logs;
 use Sentry\Metrics\TraceMetrics;
 use Sentry\State\BreadcrumbRecorder;
-use Sentry\State\EventCapturer;
+use Sentry\State\EventRecorder;
 use Sentry\State\GlobalScope;
 use Sentry\State\IsolationScope;
 use Sentry\State\Scope;
@@ -105,7 +105,7 @@ function getClient(): ClientInterface
  */
 function captureMessage(string $message, ?Severity $level = null, ?EventHint $hint = null): ?EventId
 {
-    return EventCapturer::captureMessage($message, $level, $hint);
+    return EventRecorder::captureMessage($message, $level, $hint);
 }
 
 /**
@@ -116,7 +116,7 @@ function captureMessage(string $message, ?Severity $level = null, ?EventHint $hi
  */
 function captureException(\Throwable $exception, ?EventHint $hint = null): ?EventId
 {
-    return EventCapturer::captureException($exception, $hint);
+    return EventRecorder::captureException($exception, $hint);
 }
 
 /**
@@ -127,7 +127,7 @@ function captureException(\Throwable $exception, ?EventHint $hint = null): ?Even
  */
 function captureEvent(Event $event, ?EventHint $hint = null): ?EventId
 {
-    return EventCapturer::captureEvent($event, $hint);
+    return EventRecorder::captureEvent($event, $hint);
 }
 
 /**
@@ -137,7 +137,7 @@ function captureEvent(Event $event, ?EventHint $hint = null): ?EventId
  */
 function captureLastError(?EventHint $hint = null): ?EventId
 {
-    return EventCapturer::captureLastError($hint);
+    return EventRecorder::captureLastError($hint);
 }
 
 /**
@@ -151,7 +151,7 @@ function captureLastError(?EventHint $hint = null): ?EventId
  */
 function captureCheckIn(string $slug, CheckInStatus $status, $duration = null, ?MonitorConfig $monitorConfig = null, ?string $checkInId = null): ?string
 {
-    return EventCapturer::captureCheckIn($slug, $status, $duration, $monitorConfig, $checkInId);
+    return EventRecorder::captureCheckIn($slug, $status, $duration, $monitorConfig, $checkInId);
 }
 
 /**
diff --git a/tests/State/EventCapturerTest.php b/tests/State/EventRecorderTest.php
similarity index 90%
rename from tests/State/EventCapturerTest.php
rename to tests/State/EventRecorderTest.php
index 3d8c985f4..8eb644697 100644
--- a/tests/State/EventCapturerTest.php
+++ b/tests/State/EventRecorderTest.php
@@ -16,11 +16,11 @@
 use Sentry\Options;
 use Sentry\SentrySdk;
 use Sentry\Severity;
-use Sentry\State\EventCapturer;
+use Sentry\State\EventRecorder;
 use Sentry\State\IsolationScope;
 use Sentry\Util\SentryUid;
 
-final class EventCapturerTest extends TestCase
+final class EventRecorderTest extends TestCase
 {
     public function testCaptureMessagePassesIsolationScopeAndStoresLastEventId(): void
     {
@@ -36,7 +36,7 @@ public function testCaptureMessagePassesIsolationScopeAndStoresLastEventId(): vo
             }), $hint)
             ->willReturn($eventId);
 
-        $this->assertSame($eventId, EventCapturer::captureMessage('foo', Severity::debug(), $hint));
+        $this->assertSame($eventId, EventRecorder::captureMessage('foo', Severity::debug(), $hint, $isolationScope));
         $this->assertSame($eventId, $isolationScope->getLastEventId());
     }
 
@@ -55,7 +55,7 @@ public function testCaptureExceptionPassesIsolationScopeAndStoresLastEventId():
             }), $hint)
             ->willReturn($eventId);
 
-        $this->assertSame($eventId, EventCapturer::captureException($exception, $hint));
+        $this->assertSame($eventId, EventRecorder::captureException($exception, $hint, $isolationScope));
         $this->assertSame($eventId, $isolationScope->getLastEventId());
     }
 
@@ -73,7 +73,7 @@ public function testCaptureEventPassesIsolationScopeAndStoresLastEventId(): void
             }))
             ->willReturn($event->getId());
 
-        $this->assertSame($event->getId(), EventCapturer::captureEvent($event, $hint));
+        $this->assertSame($event->getId(), EventRecorder::captureEvent($event, $hint, $isolationScope));
         $this->assertSame($event->getId(), $isolationScope->getLastEventId());
     }
 
@@ -91,7 +91,7 @@ public function testCaptureLastErrorPassesIsolationScopeAndStoresLastEventId():
             }), $hint)
             ->willReturn($eventId);
 
-        $this->assertSame($eventId, EventCapturer::captureLastError($hint));
+        $this->assertSame($eventId, EventRecorder::captureLastError($hint, $isolationScope));
         $this->assertSame($eventId, $isolationScope->getLastEventId());
     }
 
@@ -109,7 +109,7 @@ public function testCaptureEventClearsLastEventIdWhenClientReturnsNull(): void
             }))
             ->willReturn(null);
 
-        $this->assertNull(EventCapturer::captureEvent($event));
+        $this->assertNull(EventRecorder::captureEvent($event));
         $this->assertNull($isolationScope->getLastEventId());
     }
 
@@ -150,12 +150,13 @@ public function testCaptureCheckInCreatesEventAndStoresLastEventId(): void
             }))
             ->willReturn($eventId);
 
-        $this->assertSame($checkInId, EventCapturer::captureCheckIn(
+        $this->assertSame($checkInId, EventRecorder::captureCheckIn(
             'test-crontab',
             CheckInStatus::ok(),
             10,
             $monitorConfig,
-            $checkInId
+            $checkInId,
+            $isolationScope
         ));
         $this->assertSame($eventId, $isolationScope->getLastEventId());
     }
@@ -166,7 +167,7 @@ public function testCaptureCheckInReturnsNullForNoOpClient(): void
         $eventId = EventId::generate();
         SentrySdk::getIsolationScope()->setLastEventId($eventId);
 
-        $this->assertNull(EventCapturer::captureCheckIn('test-crontab', CheckInStatus::ok()));
+        $this->assertNull(EventRecorder::captureCheckIn('test-crontab', CheckInStatus::ok()));
         $this->assertSame($eventId, SentrySdk::getIsolationScope()->getLastEventId());
     }
 
diff --git a/tests/Tracing/TransactionTest.php b/tests/Tracing/TransactionTest.php
index cfb2eb959..aff82026f 100644
--- a/tests/Tracing/TransactionTest.php
+++ b/tests/Tracing/TransactionTest.php
@@ -41,7 +41,9 @@ public function testFinish(): void
 
         SentrySdk::init($client);
 
-        $transaction = new Transaction($transactionContext);
+        $scope = SentrySdk::getIsolationScope();
+        $transaction = new Transaction($transactionContext, $scope);
+        SentrySdk::getCurrentRuntimeContext()->setIsolationScope(new IsolationScope());
         $transaction->initSpanRecorder();
 
         $span1 = $transaction->startChild(new SpanContext());
@@ -59,7 +61,7 @@ public function testFinish(): void
                 $this->assertSame([$span1, $span2], $eventArg->getSpans());
 
                 return true;
-            }), null, $this->isInstanceOf(IsolationScope::class))
+            }), null, $scope)
             ->willReturnCallback(static function (Event $eventArg) use (&$expectedEventId): EventId {
                 $expectedEventId = $eventArg->getId();
 
@@ -72,6 +74,8 @@ public function testFinish(): void
         $eventId = $transaction->finish();
 
         $this->assertSame($expectedEventId, $eventId);
+        $this->assertSame($expectedEventId, $scope->getLastEventId());
+        $this->assertNull(SentrySdk::getIsolationScope()->getLastEventId());
     }
 
     public function testFinishDoesNothingIfSampledFlagIsNotTrue(): void