Whenever a player casts a white spell, you may gain 1 life.
{"alchemy":0,"brawl":0,"commander":1,"duel":1,"future":0,"historic":0,"legacy":1,"modern":1,"oathbreaker":1,"oldschool":0,"pauper":0,"paupercommander":0,"penny":1,"pioneer":0,"predh":1,"standard":0,"standardbrawl":0,"timeless":0,"vintage":1}