This 1.12.2 mod randomizes resourcepack mob textures like OptiFine.
Mobs can now be given random textures from your resourcepack folder without OptiFine. This mod is compatible with resourcepacks that have random mob textures which required it previously.
How to set up:
Send textured variants of a mob of your choosing to the resourcepack directory like this -
minecraft/resourcepacks/your-resourcepack/assets/minecraft/optifine/mob/zombie/zombie1.png
minecraft/resourcepacks/your-resourcepack/assets/minecraft/optifine/mob/zombie/zombie2.png
minecraft/resourcepacks/your-resourcepack/assets/minecraft/optifine/mob/zombie/zombie1121.png
minecraft/resourcepacks/your-resourcepack/assets/minecraft/optifine/mob/pig/pig2.png

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