How do i make a proper 1.16 mob spawner without using a monster spawner? The inside of the spawner is dark enough for mobs to spawn but nothing spawns in it. :
Mob Spawner : 11 Steps - Instructables
How to Make a Mob Spawner in Minecraft (with Pictures) - wikiHow
Updated plan for a spawner XP farm : r/Minecraft
How to Make a Mob Spawner in Minecraft (with Pictures) - wikiHow