2nd line where it says that at the start of your next fights...

Can someone explain it to me?

If your weapon get discarded by someone's card that discards weapons, weapon's Blessing will bring it back from your discard pile and equip it to that character.

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Ty Boadicea for the awesome farewell gift. Now just to think up an avatar to go with it. Anyway, I'm still a Sap/Nomad/Pirates fan and user.