Many textures, such as blocks and mobs1, have been replaced with tools. The Pack is an enormous and one-of-a-kind resource pack that substantially alters the gaming universe (although it remains the same serene atmosphere).
Overgrowth Resource Pack 1.17.1 (Realistic, Horror-Themed) New 3D models for blocks and mobs will also be available. Minecraft Overgrowth Resource Pack for 1.17.1/1.16.5 Minecraft attempts to update the textures and give them a new clean look while remaining true to the original aesthetic.