u/Sufficient-Eye3840

Do you think the is an approved thumbnail. I guess this could be a hint at the custom game i'm making too. Also if anyone want info on the game and for me to make a sneak peak post then say so in the comments.

https://preview.redd.it/ogo2ebj9k51h1.png?width=1368&format=png&auto=webp&s=6bdcf9b1bcdf12abce14e50360854f9362cec76c

So Let me explain my map. So i have a flat grass plain were the block you stand at is Y: -492. Im trying to get mobs to spawn but they wont, mobs are enabled. Im trying to use spawners. Orignaly i was placing the spawners on the underside. What am I doing wrong?

Mobs im trying to spawn:

Zombies

Ice Zombies

Skeletons

Ice Skeletons

Draugr knights

warpers

zombie Huntress