Therme

All Peter cards you control get:
"Pay {1}, {t}: {ut} target Peter card."
Eat, drink, sleep {3}: Return target Peter card
from your graveyard back to your hand.
Sauna {2}{r}: Return target Peter card from exile
back to your graveyard.
Cocktail {3}{u}: Draw a card for each Peter card
you control.
Swampbath {2}{b}: All Peter cards you control
get swampwalk and regenerate until end of turn.