Gustaf: Desperate Attempt (Foil) [The Seven Deadly Sins: Revival of The Commandments]

[AUTO] When this card is placed on the stage from your hand, choose 1 of your opponent's characters, and that character gets the following ability until end of turn. "[CONT] This card cannot be returned to hand, move to another stage position, or be put into memory." [AUTO] When your other "Britannia" character attacks, this card gets +X power until end of turn. X is equal to the number of other "Britannia" characters you have ×500.