This is a villager that uses the currency of my other one on this profile, this one sells aggressive mob eggs and a spawner.
32 end Crystal = creeper egg
48 end crystal = skeleton egg
32 end Crystal= zombie egg
32 end crystal= spider egg
48 end crystal= slime egg
64 end crystal= zombie pigman egg
32 end crystal= blaze egg
64 end crystal= witch egg
64+32 end crystal=shulker egg
64+64 end crystal= spawner