These are all survival friendly
Rename any of these mobs 'pet' to get its power. These are the mobs included:
Pets: They all have to be worn or held to be activated
Iron Golem - adds Strength
Cow - increases health
Ocelot - increases speed
Villager - increases knock back resistance
Morphs: They come with a spawn egg that contains a power themed to the mob
Creeper - TNT egg
Enderman - Teleports you away
Spider - Teleports mobs in a 15 block radius away
Blaze - Summons a fireball that you can hit towards your enemies