Magachiyo, Barbed Convict

When Magachiyo, Barbed Convict enters the battlefield, add one to the number of cards you played this turn.

Whenever you play this spell, if X is at least four,
put two +1/+1 counters on all condemned creatures you control, give them haste, and those creatures can't be blocked. X equals the number of turns you played at least four cards this match.

{1}{g}: Return this card to your hand.