Karn, the Great Creator: War of the Spark Uncommon {T}: Put a mine counter

{T}: Put a mine counter on target land

Whenever a creature you control with deathtouch deals damage to a player or planeswalker

Whenever Nautiloid Ship deals combat damage to a player

When Dread is put into a graveyard from anywhere

{T}: Destroy all artifacts

Karn, the Great Creator: War of the Spark Uncommon {T}: Put a mine counterActivated 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.