Hyena Umbra 
Enchantment — Aura
Enchant creature Enchanted creature gets +1/+1 and has first strike. Umbra armor (If enchanted creature would be destroyed, instead remove all damage from it and destroy this Aura.)
Legality
standardNOT LEGALpioneerNOT LEGALmodernLEGALlegacyLEGALvintageLEGALcommanderLEGAL