diff --git a/patcher/api/android/patcher.api b/patcher/api/android/patcher.api
index 0eeb45f..88a7ed4 100644
--- a/patcher/api/android/patcher.api
+++ b/patcher/api/android/patcher.api
@@ -373,10 +373,6 @@ public final class app/revanced/patcher/MatchingKt {
 	public static final fun anyVirtualMethod (Lcom/android/tools/smali/dexlib2/iface/ClassDef;Lkotlin/jvm/functions/Function1;)Z
 	public static final fun at (ILkotlin/jvm/functions/Function1;)Lkotlin/jvm/functions/Function4;
 	public static final fun at (ILkotlin/jvm/functions/Function4;)Lkotlin/jvm/functions/Function4;
-	public static final fun at (Lkotlin/jvm/functions/Function1;)Lkotlin/jvm/functions/Function4;
-	public static final fun at (Lkotlin/jvm/functions/Function4;)Lkotlin/jvm/functions/Function4;
-	public static synthetic fun at$default (ILkotlin/jvm/functions/Function1;ILjava/lang/Object;)Lkotlin/jvm/functions/Function4;
-	public static synthetic fun at$default (ILkotlin/jvm/functions/Function4;ILjava/lang/Object;)Lkotlin/jvm/functions/Function4;
 	public static final fun custom (Lapp/revanced/patcher/MutablePredicateList;Lkotlin/jvm/functions/Function1;)V
 	public static final fun declarativePredicate (Ljava/lang/Object;Lkotlin/jvm/functions/Function1;)Z
 	public static final fun definingClass (Lapp/revanced/patcher/MutablePredicateList;Ljava/lang/String;Lkotlin/jvm/functions/Function2;)V
@@ -403,6 +399,8 @@ public final class app/revanced/patcher/MatchingKt {
 	public static synthetic fun name$default (Lapp/revanced/patcher/MutablePredicateList;Ljava/lang/String;Lkotlin/jvm/functions/Function2;ILjava/lang/Object;)V
 	public static final fun noneOf (Lapp/revanced/patcher/MutablePredicateList;Lkotlin/jvm/functions/Function1;)V
 	public static final fun noneOf ([Lkotlin/jvm/functions/Function4;)Lkotlin/jvm/functions/Function4;
+	public static final fun opcodes (Lapp/revanced/patcher/IndexedMatcher;Lapp/revanced/patcher/MutablePredicateList;[Lcom/android/tools/smali/dexlib2/Opcode;)V
+	public static final fun opcodes (Lapp/revanced/patcher/MutablePredicateList;[Lcom/android/tools/smali/dexlib2/Opcode;)V
 	public static final fun parameterTypes (Lapp/revanced/patcher/MutablePredicateList;[Ljava/lang/String;)V
 	public static final fun predicate (Lapp/revanced/patcher/MutablePredicateList;Lkotlin/jvm/functions/Function1;)V
 	public static final fun rememberDeclarativePredicate (Lapp/revanced/patcher/PredicateContext;Ljava/lang/Object;Ljava/lang/Object;Lkotlin/jvm/functions/Function1;)Z
diff --git a/patcher/api/jvm/patcher.api b/patcher/api/jvm/patcher.api
index 0ab10b7..600b1f0 100644
--- a/patcher/api/jvm/patcher.api
+++ b/patcher/api/jvm/patcher.api
@@ -373,10 +373,6 @@ public final class app/revanced/patcher/MatchingKt {
 	public static final fun anyVirtualMethod (Lcom/android/tools/smali/dexlib2/iface/ClassDef;Lkotlin/jvm/functions/Function1;)Z
 	public static final fun at (ILkotlin/jvm/functions/Function1;)Lkotlin/jvm/functions/Function4;
 	public static final fun at (ILkotlin/jvm/functions/Function4;)Lkotlin/jvm/functions/Function4;
-	public static final fun at (Lkotlin/jvm/functions/Function1;)Lkotlin/jvm/functions/Function4;
-	public static final fun at (Lkotlin/jvm/functions/Function4;)Lkotlin/jvm/functions/Function4;
-	public static synthetic fun at$default (ILkotlin/jvm/functions/Function1;ILjava/lang/Object;)Lkotlin/jvm/functions/Function4;
-	public static synthetic fun at$default (ILkotlin/jvm/functions/Function4;ILjava/lang/Object;)Lkotlin/jvm/functions/Function4;
 	public static final fun custom (Lapp/revanced/patcher/MutablePredicateList;Lkotlin/jvm/functions/Function1;)V
 	public static final fun declarativePredicate (Ljava/lang/Object;Lkotlin/jvm/functions/Function1;)Z
 	public static final fun definingClass (Lapp/revanced/patcher/MutablePredicateList;Ljava/lang/String;Lkotlin/jvm/functions/Function2;)V
@@ -403,6 +399,8 @@ public final class app/revanced/patcher/MatchingKt {
 	public static synthetic fun name$default (Lapp/revanced/patcher/MutablePredicateList;Ljava/lang/String;Lkotlin/jvm/functions/Function2;ILjava/lang/Object;)V
 	public static final fun noneOf (Lapp/revanced/patcher/MutablePredicateList;Lkotlin/jvm/functions/Function1;)V
 	public static final fun noneOf ([Lkotlin/jvm/functions/Function4;)Lkotlin/jvm/functions/Function4;
+	public static final fun opcodes (Lapp/revanced/patcher/IndexedMatcher;Lapp/revanced/patcher/MutablePredicateList;[Lcom/android/tools/smali/dexlib2/Opcode;)V
+	public static final fun opcodes (Lapp/revanced/patcher/MutablePredicateList;[Lcom/android/tools/smali/dexlib2/Opcode;)V
 	public static final fun parameterTypes (Lapp/revanced/patcher/MutablePredicateList;[Ljava/lang/String;)V
 	public static final fun predicate (Lapp/revanced/patcher/MutablePredicateList;Lkotlin/jvm/functions/Function1;)V
 	public static final fun rememberDeclarativePredicate (Lapp/revanced/patcher/PredicateContext;Ljava/lang/Object;Ljava/lang/Object;Lkotlin/jvm/functions/Function1;)Z
diff --git a/patcher/src/commonMain/kotlin/app/revanced/patcher/Matching.kt b/patcher/src/commonMain/kotlin/app/revanced/patcher/Matching.kt
index f451674..60ccfd6 100644
--- a/patcher/src/commonMain/kotlin/app/revanced/patcher/Matching.kt
+++ b/patcher/src/commonMain/kotlin/app/revanced/patcher/Matching.kt
@@ -7,6 +7,7 @@ import app.revanced.patcher.BytecodePatchContextClassDefMatching.firstMutableCla
 import app.revanced.patcher.BytecodePatchContextMethodMatching.firstMutableMethodOrNull
 import app.revanced.patcher.BytecodePatchContextMethodMatching.gettingFirstMethodDeclarativelyOrNull
 import app.revanced.patcher.ClassDefMethodMatching.firstMethodDeclarativelyOrNull
+import app.revanced.patcher.InstructionMatchingFunctions.invoke
 import app.revanced.patcher.IterableClassDefClassDefMatching.firstClassDefOrNull
 import app.revanced.patcher.IterableClassDefMethodMatching.firstMethodOrNull
 import app.revanced.patcher.IterableMethodMethodMatching.firstMethodDeclarativelyOrNull
@@ -645,22 +646,12 @@ fun <T> Iterable<T>.matchIndexed(
     key: Any, vararg items: IndexedMatcherPredicate<T>
 ) = indexedMatcher<T>()(key, this) { items.forEach { +it } }
 
-fun <T> at(
-    index: Int = 0, predicate: IndexedMatcherPredicate<T>
-): IndexedMatcherPredicate<T> = { lastMatchedIndex, currentIndex, setNextIndex ->
-    currentIndex == index && predicate(lastMatchedIndex, currentIndex, setNextIndex)
-}
-
-fun <T> at(index: Int = 0, predicate: Predicate<T>) = at<T>(index) { _, _, _ -> predicate() }
-
-fun <T> at(predicate: IndexedMatcherPredicate<T>): IndexedMatcherPredicate<T> =
-    at(0) { lastMatchedIndex, currentIndex, setNextIndex ->
-        predicate(
-            lastMatchedIndex, currentIndex, setNextIndex
-        )
+fun <T> at(index: Int, predicate: IndexedMatcherPredicate<T>): IndexedMatcherPredicate<T> =
+    { lastMatchedIndex, currentIndex, setNextIndex ->
+        currentIndex == index && predicate(lastMatchedIndex, currentIndex, setNextIndex)
     }
 
-fun <T> at(predicate: Predicate<T>) = at<T> { _, _, _ -> predicate() }
+fun <T> at(index: Int, predicate: Predicate<T>) = at<T>(index) { _, _, _ -> predicate() }
 
 fun <T> after(
     range: IntRange = 1..1, predicate: IndexedMatcherPredicate<T>
@@ -936,6 +927,15 @@ fun MutablePredicateList<Method>.custom(block: Predicate<Method>) {
     predicate { block() }
 }
 
+fun MutablePredicateList<Method>.opcodes(
+    vararg opcodes: Opcode
+) = instructions { opcodes.forEach { +it() } }
+
+context(matcher: IndexedMatcher<Instruction>)
+fun MutablePredicateList<Method>.opcodes(
+    vararg opcodes: Opcode
+) = instructions { opcodes.forEach { +it() } }
+
 object InstructionMatchingFunctions {
     inline fun <reified T : Instruction> `is`(
         crossinline predicate: Predicate<T> = { true }
diff --git a/patcher/src/jvmTest/kotlin/app/revanced/patcher/MatchingTest.kt b/patcher/src/jvmTest/kotlin/app/revanced/patcher/MatchingTest.kt
index d872898..429a843 100644
--- a/patcher/src/jvmTest/kotlin/app/revanced/patcher/MatchingTest.kt
+++ b/patcher/src/jvmTest/kotlin/app/revanced/patcher/MatchingTest.kt
@@ -37,7 +37,7 @@ class MatchingTest : PatcherTestBase() {
             strings(StringMatchingFunctions.string("Hello", String::startsWith))
 
             instructions(
-                at(Opcode.CONST_STRING()),
+                at(0, Opcode.CONST_STRING()),
                 `is`<TwoRegisterInstruction>(),
                 noneOf(registers()),
                 string("test", String::contains),
@@ -147,7 +147,7 @@ class MatchingTest : PatcherTestBase() {
         val matcher = indexedMatcher<Int>()
 
         matcher.apply {
-            +at<Int> { this > 5 }
+            +at<Int>(0) { this > 5 }
         }
         assertFalse(
             matcher(iterable),
@@ -155,7 +155,7 @@ class MatchingTest : PatcherTestBase() {
         )
         matcher.clear()
 
-        matcher.apply { +at<Int> { this == 1 } }(iterable)
+        matcher.apply { +at<Int>(0) { this == 1 } }(iterable)
         assertEquals(
             listOf(0),
             matcher.indices,
@@ -176,7 +176,7 @@ class MatchingTest : PatcherTestBase() {
         matcher.clear()
 
         matcher.apply {
-            +at<Int> { this == 1 }
+            +at<Int>(0) { this == 1 }
             add { _, _, _ -> this == 2 }
             add { _, _, _ -> this == 4 }
         }(iterable)
@@ -216,7 +216,7 @@ class MatchingTest : PatcherTestBase() {
         matcher.clear()
 
         matcher.apply {
-            +at<Int> { this == 1 }
+            +at<Int>(0) { this == 1 }
             +after<Int>(2..5) { this == 4 }
             add { _, _, _ -> this == 8 }
             add { _, _, _ -> this == 9 }