Karn, the Great Creator: War of the Spark Uncommon Improvise (Your artifacts can help

Improvise (Your artifacts can help cast this spell

Put that card into your hand at the beginning of your next end step

Whenever Nautiloid Ship deals combat damage to a player

if Genesis is in your graveyard

Karn, the Great Creator: War of the Spark Uncommon Improvise (Your artifacts can helpActivated 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.