Alter Reality
Change the text of target spell or permanent by replacing all instances of one color word with another. (This effect lasts indefinitely.) Flashback {1}{U} (You may cast this card from your graveyard for its flashback cost. Then exile it.)
Instant
standard:
not legal
future:
not legal
historic:
not legal
gladiator:
not legal
pioneer:
not legal
explorer:
not legal
modern:
not legal
legacy:
legal
pauper:
not legal
vintage:
legal
penny:
not legal
commander:
legal
oathbreaker:
legal
brawl:
not legal
historicbrawl:
not legal
alchemy:
not legal
paupercommander:
not legal
duel:
legal
oldschool:
not legal
premodern:
legal
predh:
legal
High - Low
