Big Bug is the Dimension 23's Omnitrix's sample of a Lepidopterran from the planet Lepidopterra.
|Powers and Abilities|
|Voice Actor||Dee Bradley Baker|
|First Appearance||And Then There Was Ben|
Big Bug looks identical to Stinkfly in Omniverse but he has a different color scheme. His skin is light purple, his wings are white and his pupils are light blue. His outfit is blue and the black parts have dark blue highlights instead of dark green. Dimension 23's Omnitrix is on his forehead.
Same as Stinkfly.
|Ben 23 Aliens|
|Ben 10: Omniverse|
|Freezelizard | Rollaway | Electricyeti | Charcoal Man | Mr. Monkey | Giant-Manster | Feedback | Vomit Man | Dog-Nabbit | Eye Guy | Build-A-Guy | Mr. Mucky | Speedyquick | Fastcat | Copy Copy | Lightning Volt | Big Bug | Techno-Bubble | Nighty Knight | Toolboxx | Freezeghost | Brainfrog | Handy Man | Dino-Mighty | Muck Amuck | Teeny-Weeny | Orbit Man | Windy-Hindy | The Worst | Rath|