Your attack action cards played from arsenal and weapon attacks have -1 [Power].

At the beginning of your end phase, destroy Frailty.

Spider's Bite

Once per Turn Action — [2 Resource]: Attack. Go again
Piercing 1 (If this is defended by an equipment, it has +1 [Power].)
When this hits a hero, the next time they defend with 1 or more attack action cards this turn, those cards have -1 [Defense] while defending.