Black Swan
On Reveal: Until the end of next turn, your 1-Cost cards cost 0.
Gilgamesh
On Reveal: +1 Power for each of your other cards in play with increased Power.
Sersi
On Reveal: Transform your other cards here into random cards that
cost 1 more. (if able)
Stature
Costs 1 if your opponent discarded a card this game.
Thena
After each turn, +3 Power if you played (exactly) 2 cards.