
Whenever a player casts a blue spell, you may pay {1}. If you do, you gain 1 life.
Crystal Rod has 18 printings, first in Unlimited Edition (1993). EDHREC ranks it #26,925 among Commander cards. It appears most in Graviton, Fundamental Force decks (1 on EDHREC).
Deck counts from EDHREC.
Cards that show up in the same decks on EDHREC.