If you build it on the ground, the mobs won’t spawn in it because they will instead spawn around you or under you in caves. Making the spawner in ... a mob farm in Minecraft.
This list of Minecraft seeds for the PS4 offers worlds with temples, mob spawners, and villages ... have a choice in determining the world you build your game of Minecraft in.
Mojang recently released the Minecraft 1.21.60.25 ... Previously, zombie villagers used to spawn with regular zombies from a zombie spawner. Players often farmed these villagers from spawners ...