Card Rulings:Thunder Dragon


 * You can discard "Thunder Dragon" to activate its effect even if it would not go to your Graveyard. For example, when "Banisher of the Light" is face-up on the field.


 * If you have your opponent's "Thunder Dragon" in your hand because of "Exchange", you can discard it to activate its effect and search your Deck for up to 2 "Thunder Dragons".


 * You can discard "Thunder Dragon" to activate its effect even if you have 2 "Thunder Dragon" already in your Graveyard.

Mentions in Other Rulings

 * Banisher of the Light: "Kuriboh" and "Thunder Dragon" can be discarded from your hand and activated while "Banisher of the Light" is on the field.


 * Gravekeeper's Watcher: You cannot activate "Gravekeeper's Watcher" when a card is discarded as a cost, such as "Magic Jammer", "Kuriboh", "Tribute to the Doomed", "Thunder Dragon", or "Type Zero Magic Crusher".