4-Armed One

(You may cast an Enchantment Artifact creature as an Enchantment Equipped to target Creature or as an Artifact Creature permanent)
If you play this as an Artifact creature, it can block up to 4 creatures, and requires to be blocked by 4 creatures.
If you play this as an Enchantment, enchanted creature can block up to 4 creatures, and requires 4 creature's to block it