Gilthunder: Second Thoughts [The Seven Deadly Sins: Revival of The Commandments]

[CONT] All of your other "Britannia" characters get +500 power. [AUTO] [Put 1 "Britannia" character from your hand into your waiting room] When this card is placed on the stage from your hand, you may pay the cost. If you do, search your deck for up to 1 "Gilthunder: Smile of Relief", reveal it to your opponent, put it into your hand, and shuffle your deck. [ACT] [[REST] this card] Choose 1 of your "Gilthunder: Smile of Relief", and that card gets +1500 power until the end of your opponent's next turn.