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'[+1]: Create a tapped Powerstone token. (It's an artifact with "{T}: Add {C}. This mana can't be spent to cast a nonartifact spell.") [−1]: Pay any amount of mana. Look...
'[+4]: Target player exiles a card from their hand. [−3]: Exile target permanent. [−14]: Restart the game, leaving in exile all non-Aura permanent cards exiled with Karn. Then put those...
'[+4]: Target player exiles a card from their hand. [−3]: Exile target permanent. [−14]: Restart the game, leaving in exile all non-Aura permanent cards exiled with Karn. Then put those...
'[+4]: Target player exiles a card from their hand. [−3]: Exile target permanent. [−14]: Restart the game, leaving in exile all non-Aura permanent cards exiled with Karn. Then put those...
'Whenever Karn blocks or becomes blocked, it gets -4/+4 until end of turn. {1}: Target noncreature artifact becomes an artifact creature with power and toughness each equal to its mana...
'{T}: Add {C}.
{4}, {T}: Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)
'[+4]: Target player exiles a card from their hand. [−3]: Exile target permanent. [−14]: Restart the game, leaving in exile all non-Aura permanent cards exiled with Karn. Then put those...
'{T}: Add {C}.
{4}, {T}: Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)
{T}: Add {C}.
{4}, {T}: Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)
'[+1]: Reveal the top two cards of your library. An opponent chooses one of them. Put that card into your hand and exile the other with a silver counter on...
'{T}: Add {C}.
{4}, {T}: Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)
'[+1]: Reveal the top two cards of your library. An opponent chooses one of them. Put that card into your hand and exile the other with a silver counter on...