Busted!

Counter target spell unless its controller pays , where X is the greatest power among creatures you control.

Counter target spell unless its controller pays for each blue permanent you control.

Counter target spell unless its controller pays , where X is your devotion to blue. (Each in the mana costs of permanents you control counts toward your devotion to blue.)

Counter target spell unless its controller pays , where X is its mana value.

Counter target spell unless its controller pays . If you control a creature with flying, counter that spell unless its controller pays instead.

Discard any number of cards. Counter target spell unless its controller pays for each card discarded this way.