|Not in FusionFall Retro.|
| The following article is about something that appeared after the Birthday Bash update in FusionFall, and so will not appear in FusionFall Retro.|
As such, it solely exists for archiving part of the original game.
Megawhatt is a mischievous alien known for causing havoc and conducting experiments in electricity.
Megawhatts were seen during the Birthday Bash and numerous Megawhatts appeared in Vilgax's ship for Ben 10: Alien Abduction. People who have Ben Tennyson as a guide can earn a Megawhatt Backpack as a reward for completion of the level 13 guide mission, Max Marathon.