Standing By in the Rain, Archer (FS/S64-E067 U) [Fate/Stay Night [Heaven's Feel]]

[AUTO] [(1)] When this card attacks, you may pay the cost. If you do, during that attack, perform a trigger check 2 times on the trigger step. [AUTO] When you level up, put this card into your waiting room. [ACT][COUNTER] Backup 1000, Level 0 [Put this card from your hand into your waiting room] (Choose 1 of your characters that is being frontal attacked, and that character gets +1000 power until end of turn)