Tsuyu Asui (CH MHA06 100/153)

Enhance Commit: Draw 1 card. Your attack gets +1 damage.Response [Tenacious]: After an attack is blocked, ready this card.

Enhance [Once per turn, Tenacious] Discard 1 card: Discard 1 attack from your card pool.

"Tenacious-This ability is playable while committed."