Nemesis Mask [Darksteel] Zendikar each opponent loses 1 life

each opponent loses 1 life and you gain 1 life

except it doesn't copy that creature's color and it has this ability

Set: Stronghold Type: Enchantment Rarity: Uncommon Cost: {1}{B}{B} At the beginning of each player's upkeep

0: You get an emblem with "As long as you control a Gideon planeswalker

{T}: Add {W}{W}

Nemesis Mask [Darksteel] Zendikar each opponent loses 1 lifeSet: Darksteel Type: Artifact Equipment Rarity: Uncommon Cost: {3} All creatures able to block equipped creature do so. Equip {3} ({3}: Attach to target creature you control. Equip only as a sorcery. This card enters the battlefield unattached and stays on the battlefield if the creature leaves.)