Artifact Sanctum [MP15-EN041] Ultra Rare Demon You can use this attack

You can use this attack only if the total of both players' remaining Prize cards is 6 or less

[LLL] Meta Voltage (70)

Set: Limited Edition Alpha Type: Enchantment Common Cost: {1}{W} {1}: The next time a green source of your choice would deal damage to you this turn

If the second coin is tails

If you have "Unity" in your hand and show it to your opponent

Artifact Sanctum [MP15-EN041] Ultra Rare Demon You can use this attackSet: 2015 Mega Tins Mega Pack Card type: Trap Card Rarity: Ultra Rare Special Summon 1 "Artifact" monster from your Deck. You can only activate 1 "Artifact Sanctum" per turn. You cannot conduct your Battle Phase the turn you activate this card. If this card in its owner's possession is destroyed by an opponent's card: You can target 1 card on the field; destroy that target.