Buying Spawners Spawners can be purchased at spawn, at the Spawner merchant! The merchant will tell you the exact current price of a spawner in Gold blocks! Spawner upgrades Spawners can be upgraded after you purchase them! Some features; Change entity type Increase interval of mobs spawning from spawner within set time. Increase Nearby entities / Bigger groups of entities Player distance upgrades, ensuring to spawn mobs even when far away! A bit more you will figure out yourself in time. To upgrade a spawner, right click on it to open the Spawner menu: Do not be confused my friend! The currency symbol $ is displayed, this is a plugin limitation. $1 = 1 gold ingot bar. So in example: $ 256 to change the mob type to a Creeper, is 256 gold ingot bars.