Hired Heist

Hidden agenda (Start the game with this conspiracy face down in the command zone and secretly choose a card name. You may turn this conspiracy face up any time and reveal that name.) Whenever a creature you control with the chosen name deals combat damage to a player, you may pay {U}. If you do, draw a card.

From Magic: The Gathering.

Open the interactive version on https://mythscribe.cloud/app/tcg/cards/cms6on24uguijpb1hisv6irwu.