Forum:Hydra Viper's Attack Tribute

So, let me get Hydra Viper's effect correct: it can attack three times in a single Battle Phase, but each time you want to attack, whether it be once or the full three times, you have to tribute an Aqua-Type monster, first. Is that correct? 66.228.109.2 05:18, October 21, 2009 (UTC)