Cowards can't block Warriors.
{1}: Choose one that hasn't been chosen this turn —
• Target Warrior gets +1/+1 and gains trample until end of turn.
• Target creature becomes a Coward until end of turn.
Format Legality
Standard Not_legal
Pioneer Not_legal
Modern Not_legal
Legacy Not_legal
Vintage Not_legal
Commander Not_legal
Pauper Not_legal