Desperate Dive 109 (Mercurial Heart)

[Class Bonus] This card costs 1 less to activate. Prevent the next X damage that would be dealt to target unit you control where X is the amount of water element cards in your graveyard. That unit becomes distant.

NM - $0.30
LP - $0.30
MP - $0.30
HP - $0.30
DMG - $0.30