diff --git a/mappings/net/minecraft/world/gen/blockpredicate/BlockPredicate.mapping b/mappings/net/minecraft/world/gen/blockpredicate/BlockPredicate.mapping
index 694b48d397..0be34e55ad 100644
--- a/mappings/net/minecraft/world/gen/blockpredicate/BlockPredicate.mapping
+++ b/mappings/net/minecraft/world/gen/blockpredicate/BlockPredicate.mapping
@@ -43,3 +43,13 @@ CLASS net/minecraft/class_6646 net/minecraft/world/gen/blockpredicate/BlockPredi
 	METHOD method_39585 solid ()Lnet/minecraft/class_6646;
 	METHOD method_39586 insideWorldBounds (Lnet/minecraft/class_2382;)Lnet/minecraft/class_6646;
 		ARG 0 offset
+	METHOD method_39907 matchingBlockTag (Lnet/minecraft/class_3494;)Lnet/minecraft/class_6646;
+		ARG 0 offset
+	METHOD method_39908 matchingBlockTag (Lnet/minecraft/class_3494;Lnet/minecraft/class_2382;)Lnet/minecraft/class_6646;
+		ARG 0 tag
+		ARG 1 offset
+	METHOD method_39909 hasSturdyFace (Lnet/minecraft/class_2382;Lnet/minecraft/class_2350;)Lnet/minecraft/class_6646;
+		ARG 0 offset
+		ARG 1 face
+	METHOD method_39910 matchingBlocks (Ljava/util/List;)Lnet/minecraft/class_6646;
+		ARG 0 blocks
diff --git a/mappings/net/minecraft/world/gen/blockpredicate/HasSturdyFacePredicate.mapping b/mappings/net/minecraft/world/gen/blockpredicate/HasSturdyFacePredicate.mapping
new file mode 100644
index 0000000000..8e5fce0d2a
--- /dev/null
+++ b/mappings/net/minecraft/world/gen/blockpredicate/HasSturdyFacePredicate.mapping
@@ -0,0 +1,10 @@
+CLASS net/minecraft/class_6847 net/minecraft/world/gen/blockpredicate/HasSturdyFacePredicate
+	FIELD field_36284 CODEC Lcom/mojang/serialization/Codec;
+	FIELD field_36285 offset Lnet/minecraft/class_2382;
+	FIELD field_36286 face Lnet/minecraft/class_2350;
+	METHOD <init> (Lnet/minecraft/class_2382;Lnet/minecraft/class_2350;)V
+		ARG 1 offset
+		ARG 2 face
+	METHOD test (Ljava/lang/Object;Ljava/lang/Object;)Z
+		ARG 1 world
+		ARG 2 pos
diff --git a/mappings/net/minecraft/world/gen/blockpredicate/MatchingBlockTagPredicate.mapping b/mappings/net/minecraft/world/gen/blockpredicate/MatchingBlockTagPredicate.mapping
new file mode 100644
index 0000000000..78aa485c98
--- /dev/null
+++ b/mappings/net/minecraft/world/gen/blockpredicate/MatchingBlockTagPredicate.mapping
@@ -0,0 +1,6 @@
+CLASS net/minecraft/class_6848 net/minecraft/world/gen/blockpredicate/MatchingBlockTagPredicate
+	FIELD field_36287 tag Lnet/minecraft/class_3494;
+	FIELD field_36288 CODEC Lcom/mojang/serialization/Codec;
+	METHOD <init> (Lnet/minecraft/class_2382;Lnet/minecraft/class_3494;)V
+		ARG 1 offset
+		ARG 2 tag