Viserion is still a fire-breathing Dragon, although a dead one. However, that doesn't mean his blue fire shouldn't be feared. If anything, his blue breath proves that Viserion may now be more ...

Look, I wasn't surprised when, back in season seven, Viserion's superpowerful blue dragon fire managed to cut through the Wall in the North because, well, it was made of ice. Also, blue fire is ...

The undead dragon brings down ... undead child unleashes a blue blast on the Wall that sends it crumbling in a matter of minutes — whether his blast is blue fire or ice remains to be seen.