Master Transmuter [Archenemy] Xyz Effect Monster when a card or effect

when a card or effect is activated (except during the Damage Step): You can banish this card you control

{3}: Remove an ice counter from Dark Depths

"Your first mistake was thinking I would let you live long enough to make a second

the opponent takes any Battle Damage its controller would have taken

If an Insect card was milled this way

Master Transmuter [Archenemy] Xyz Effect Monster when a card or effectSet: Archenemy Type: Artifact Creature Human Artificer Rarity: Rare Cost: {3}{U} {U}, {T}, Return an artifact you control to its owner's hand: You may put an artifact card from your hand onto the battlefield. "Wasted potential surrounds us. Lend me that bauble, and let me see what it can be made to be."