Zokdoran, Warrior Lord

Zokdoran, Warrior Lord and Warriors you control must be blocked by an additional creature if a Coward is declared a blocker.
Whenever a creature you control enters the battlefield, target creature with power less then it an opponent controls becomes a Coward until end of turn.
{1}{r}: Target creature an opponent controls becomes a Coward. Zokdoran, Warrior Lord must be blocked by all Cowards this turn.
{2}{r}{b/r}{t}: Cowards get -1/-2 until end of turn.