Vow of Malice

Enchantment — Aura

Enchant creature Enchanted creature gets +2/+2, has intimidate, and can't attack you or planeswalkers you control. (A creature with intimidate can't be blocked except by artifact creatures and/or creatures that share a color with it.)

"I grant you blades—on the condition that they are not pointed at me." —Damia, Sage of Stone