Each player can purchase a spawner and change the type out with mob catcher/safarinet eggs. They cost $75k and they can be purchased at spawn upstairs.
Naturally generated spawners can also be changed to a different type using safarinet eggs.
Mob Types that can be used in spawners are:
- Cow – NEED Grass
- Iron Golem
- Mooshroom – NEED Mycelium
- Rabbit – NEED Grass
- Sheep – NEED Grass
- Skeleton – Will NOT spawn Nether
- Slime – NEED slime chunk