Talk:Hiro Hamada and Baymax vs. Hiccup and Toothless/@comment-198.62.219.7-20150115204006/@comment-25430354-20150516004600

It isn't the ice based attack that gave him that ability. The movies make it clear that Toothless has yet to reach his full potential. It was a power up that made the plasma blasts stronger and more frequent.