Standardize {U}{U}

Instant

Choose a creature type other than Wall. Each creature becomes that type until end of turn.

At that point, the wizards’ argument got a lot uglier.

Illustrated by Justin Sweet

Standard
Brawl
Pioneer
Historic
Modern
Pauper
Legacy
Penny
Vintage
Commander
Notes and Rules Information for Standardize:
  • This spell only affects creatures on the battlefield when it resolves. (2004-10-04)