Modern Horizons 3

Dog Umbra

Flash
Enchant creature
As long as another player controls enchanted creature, it can't attack or block. Otherwise, Dog Umbra has umbra armor. (If enchanted creature would be destroyed, instead remove all damage from it and destroy this Aura.)

Flash
Enchant creature
As long as another player controls enchanted creature, it can't attack or block. Otherwise, this enchantment has umbra armor. (If enchanted creature would be destroyed, instead remove all damage from it and destroy this Aura.)