Ultron, Artificial Malevolence (Borderless - Scene) Eventide {T}: Gain control of target

{T}: Gain control of target creature with power less than or equal to the number of Islands you control for as long as this artifact remains tapped

A play Booster contains:

You may exile a white card from your hand rather than pay this spell's mana cost

Other enchantment creatures you control have menace

(Nonbasic land types include Cave

Ultron, Artificial Malevolence (Borderless - Scene) Eventide {T}: Gain control of targetWhenever another nontoken artifact you control enters, you may pay {2}. If you do, create a token that's a copy of it. If the token isn't a creature, it becomes a 2 2 Robot Villain creature in addition to its other types.