Response: After you commit 1 or more foundations to pass the check to play an attack, that attack gets +X damage. X equals the total printed difficulty of foundations committed.

Response: After your attack deals its printed damage or greater, ready 1 foundation that has not been readied this Combat Phase.

Form [Once per turn]: Your next attack gets +X difficulty. If it deals damage, flip 1 of your opponent’s cards with X or less difficulty.