What do Villager spawner do in skyblock

[KillerBear105]

i was just wondering what they did beacsue they are 170k

 

[Ambology]

Villager spawners are used for enchanted books, people use them mostly for protection 4,sharpness 5 and unbreaking 3 and possibly mending. They also merge so that means you may loose the villager you wanted over time. Villager spawners also spawn on grass