The Big Melt Sonic Underground : Season 1 Episode 35
TV-Y7 TF1 30m
Aired: October 15th, 1999 @ 7:00 AM EST on TF1
The Hedgehogs vacation is interrupted by the news of Robotnik's latest weapon. They are shocked as the submarine melts the icy landscape from under their feet. The Hedgehogs then scurry to locate the lethal submarine before the entire planet is completely submerged underwater.
