Outpost Siege [Commander 2017] Absolute Powerforce When an Xyz Monster you

When an Xyz Monster you control is destroyed by battle

Set: Fifth Edition Type: Artifact Rarity: Rare Cost: {1} {6}

Set: Unlimited Edition Type: Creature — Troll Rarity: Uncommon Cost: {2}{R} {R}: Regenerate Uthden Troll

then target 1 of your banished Gemini monsters

Tezzeret Type: Artifact Creature — Construct Rarity: Uncommon Cost: {4} When you control no other artifacts

Outpost Siege [Commander 2017] Absolute Powerforce When an Xyz Monster youSet: Commander 2017 Type: Enchantment Rarity: Rare Cost: {3}{R} As Outpost Siege enters the battlefield, choose Khans or Dragons. Khans At the beginning of your upkeep, exile the top card of your library. Until end of turn, you may play that card. Dragons Whenever a creature you control leaves the battlefield, Outpost Siege deals 1 damage to any target.