Crashing Wave — Avatar: The Last Airbender #300 (NM, EN, Foil)

Set: Avatar: The Last Airbender (TLA)
Collector number: 300
Condition: NM
Language: EN
Finish: Foil

As an additional cost to cast this spell, waterbend {X}. (While paying a waterbend cost, you can tap your artifacts and creatures to help. Each one pays for {1}.)
Tap up to X target creatures, then distribute three stun counters among any number of tapped creatures your opponents control. (If a permanent with a stun counter would become untapped, remove one from it instead.)