Whenever Ydwen Efreet blocks, flip a coin. If you lose the flip, remove Ydwen Efreet from combat and it can't block this turn. Creatures it was blocking that had become blocked by only Ydwen Efreet this combat become unblocked.
NM-Mint - $98.80
Lightly Played - $88.90
Moderately Played - $79.00
Heavily Played - $69.20
Damaged - $49.40
NM-Mint Non English - $98.80
Lightly Played Non English - $88.90
Moderately Played Non English - $79.00
Heavily Played Non English - $69.20
Damaged Non English - $49.40