Card Rulings:Ignis Heat, the True Dracowarrior

TCG Rulings

 * "Once per turn, during either player's turn, when your opponent activates a card or effect while you control this Tribute Summoned monster: You can take 1 "True Draco" or "True King" Continuous Spell Card from your Deck, and either activate it or add it to your hand." is a Quick Effect.