
You may return three Islands you control to their owner's hand rather than pay this spell's mana cost.
Counter target spell.
Thwart has 3 printings, first in Mercadian Masques (1999). EDHREC ranks it #15,555 among Commander cards. It appears most in Patron of the Moon decks (1,014 on EDHREC).
Deck counts from EDHREC.
Cards that show up in the same decks on EDHREC.