Robot Battle Royale Sonic Boom : Season 1 Episode 45
TV-Y7 (FV) Boomerang 11m
Aired: September 26th, 2015 @ 6:00 PM EST on Boomerang
In order to prove that he is an inventor like Tails, Knuckles challenges Tails to enter the local robot battle; little do they know Dr. Eggman has also entered the contest.
