Don't mess around with this spawner. I'm serious.

en 1.8 /setblock Other

This is the spawner of the OP blaze I posted about 5 minutes ago, and I have a few words of wisdom for you:

Don't. Mess. With. This.

The command

Note: Minify the command to avoid issues :)

/setblock ~ ~1 ~ minecraft:mob_spawner 0 replace  {CustomName:"#SCREWED",Equipment:[{id:"diamond_sword",damage:0,ench:[{id:8,lvl:100},{id:9,lvl:100},{id:10,lvl:100},{id:11,lvl:100},{id:12,lvl:100},{id:13,lvl:100}]},{id:"diamond_boots",damage:0,ench:[{id:0,lvl:100},{id:7,lvl:100},{id:16,lvl:100},{id:3,lvl:100},{id:4,lvl:100},{id:1,lvl:100},{id:6,lvl:100}],Count:1},{id:"diamond_leggings",damage:0,ench:[{id:0,lvl:100},{id:1,lvl:100},{id:3,lvl:100},{id:4,lvl:100},{id:7,lvl:100}]},{id:"diamond_chestplate",damage:0,ench:[{id:0,lvl:100},{id:1,lvl:100},{id:3,lvl:100},{id:4,lvl:100},{id:7,lvl:100}]},{id:"diamond_helmet",damage:0,ench:[{id:0,lvl:100},{id:1,lvl:100},{id:3,lvl:100},{id:4,lvl:100},{id:5,lvl:100},{id:6,lvl:100},{id:7,lvl:100}]}],CustomNameVisible:1,AbsorptionAmount:1000000,DropChances:[2f,2f,2f,2f,2f],Invulnerable:0,HealF:100,Silent:0,PersistenceRequired:1,NoAI:0,Motion:[0.000,0.000,0.000],Attributes:[{Name:generic.attackDamage,Base:6},{Name:generic.followRange,Base:100},{Name:generic.maxHealth,Base:200},{Name:generic.movementSpeed,Base:null}],ActiveEffects:[{Id:9,Amplifier:255,Duration:10000,ShowParticles:0b},{Id:10,Amplifier:255,Duration:100000,ShowParticles:0b}],spawnCount:10,spawnRange:20,delay:2,minSpawnDelay:1,maxSpawnDelay:5,requiredPlayerRange:50,EntityId:"Blaze",SpawnData:{}}

Created: Fri, 24 Jul 2015 15:36:20, Updated: Sat, 18 Feb 2017 18:22:37, Views: 35