Rin's Servant, Archer (FS/S34-E056S SR) [Fate/Stay Night [Unlimited Blade Works]]

[AUTO] When another of your characters becomes REVERSE in battle, choose one of your {Weapon} characters, and that character gets +500 power until end of turn. [ACT] Brainstorm [(1) REST this card] Reveal four cards from the top of your deck, and put them into your waiting room. For each climax revealed, choose up to one {Weapon} character in your waiting room, and return it to your hand.