Indomitable Might 
Enchantment — Aura
Flash Enchant creature Enchanted creature gets +3/+3. Enchanted creature's controller may have it assign its combat damage as though it weren't blocked.
Legality
standardNOT LEGALpioneerNOT LEGALmodernNOT LEGALlegacyLEGALvintageLEGALcommanderLEGAL