Can he still spawn with 200+ blocksFrom what I see in that screenshot, 100+ blocks are needed in total, and trees must be implemented into the biome. If you have more than 200+ blocks in your 'player created' biome, Mushroom enemies will spawn, thus Truffle will have a threat.
Requirements Are :Is this still an issue/bug? Because I'm waiting for my truffle to spawn, and I'm 99% sure I've met all the conditions (also sorry for bringing up an old post, I didn't see any newer ones about this, and there was no real resolution on this one)