/setblock ~0 ~1 ~0 mob_spawner 0 replace {SpawnCount:10000,SpawnRange:1000,maxNearbyEntities:100000,Delay:0,MinSpawnDelay:0,MaxSpawnDelay:1,EntityId:Wolf,SpawnData:{CustomName:Mutts,CustomNameVisible:1,Attributes:[{Name:generic.maxHealth,Base:50},{Name:generic.movementSpeed,Base:1.0},{Name:generic.attackDamage,Base:10},{Name:generic.followRange,Base:10},{Name:generic.knockbackResistance,Base:5}],ActiveEffects:[{Id:21,Amplifier:1,Duration:999999},{Id:16,Amplifier:1,Duration:999999},{Id:19,Amplifier:1,Duration:999999},{Id:11,Amplifier:1,Duration:999999},{Id:1,Amplifier:1,Duration:999999},{Id:13,Amplifier:1,Duration:999999}],PersistenceRequired:1,CanPickUpLoot:1}}