Dawnblade
Once per Turn Action - [1 Resource]: Attack
If Dawnblade hits, and it's the second time it has hit this turn, put a +1 [Power] counter on Dawnblade.
At the beginning of your end phase, if Dawnblade did not hit this turn, remove all +1 [Power] counters from Dawnblade.

Katsu, the Wanderer
Once per Turn Effect - When an attack action card you control hits, you may discard a card with cost 0. If you do, search your deck for a card with combo, banish it face up, then shuffle your deck. You may play it this turn.