Regardless of what players intend to do with an AI-less mob, creating one requires console commands, as spawn eggs will create mobs as they would typically spawn, which includes their AI programming.
You are going to need a lot of blocks for this build so you should better get to farming. As for the blocks themselves, you can pretty much use anything. Cobblestone and Wood are the most common ...
When players enter Minecraft 1.19 they will encounter a mob almost immediately. Mobs are A.I. entities that spawn around the world to either help or harm a player and help make the game a lot more ...