Karn, the Great Creator 73/40 (Commander: Bloomburrow) - Borderless 000 you may pay {1}

you may pay {1}

then return that card to the battlefield under its owner's control

then shuffles and puts that card on top

first strike Whenever a commander you control enters or attacks

Karn, the Great Creator 73/40 (Commander: Bloomburrow) - Borderless 000 you may pay {1}Activated abilities of artifacts your opponents control can't be activated. +1: Until your next turn, up to one target noncreature artifact becomes an artifact creature with power and toughness each equal to its mana value. 2: You may reveal an artifact card you own from outside the game or choose a face up artifact card you own in exile. Put that card into your hand.