CLASS net/minecraft/class_1628 net/minecraft/entity/mob/SpiderEntity CLASS class_1629 AttackGoal METHOD (Lavf;)V ARG 1 spider CLASS class_1630 SpawnEffectData FIELD field_7404 effect Lnet/minecraft/class_1291; METHOD method_7168 setEffect (Ljava/util/Random;)V ARG 1 random CLASS class_1631 FollowTargetGoal METHOD (Lavf;Ljava/lang/Class;)V ARG 1 spider ARG 2 targetEntityClass FIELD field_7403 SPIDER_FLAGS Lnet/minecraft/class_2940; METHOD method_7166 setCanClimb (Z)V METHOD method_7167 getCanClimb ()Z