Gwen Tennyson, better known as Gwen 20, is the alternate timeline wielder of Zennith's Omnitrix in Back in Action: Alien Universe.
Appearance[]
- This section is incomplete.
Personality[]
- This section is incomplete.
Powers and Equipment[]
She wields Zennith's Omnitrix. Unlike most Bens, she uses her Spark to combine her transformations with magic. She is also an adept hand-to-hand fighter with a strong grasp of martial arts.
Back in Action: Alien Universe[]
- In Ten Plus Twenty, she, her future daughter, her future self, and Super Ben fought to save her possible future from the dictator D-Soft.
Appearances[]
Back in Action: Alien Universe[]
- Ten Plus Twenty (first appearance)
Shorts[]
Trivia[]
- Her Earth number (138) is double Earth-69's, as 20 is double 10.
- Gwen 20 will appear again in Season 3 of Back in Action: Alien Universe, alongside some other alternate timeline Omnitrix wielders and Bens.
- Gwen 20 is the first alternate timeline character to be the main character in a Short.
- In the second run, her personality is moreso modeled after 2018 film Spider-Man: Into the Spider-Verse's rendition of Gwen Stacy/Spider-Gwen, who conveniently share given names.
| Created by COLOR | |||
|---|---|---|---|
| Alien Universe (BTAU - BiA - SiC) - Clad in Darkness - Benjection - DC's Hero of Heroes | |||
| Unique Aliens in Back in Action: Alien Universe | |||
|---|---|---|---|
| First used by Super Ben (Assault Omnitrix) | Obsorber - Nigester - Plastikitee - Anos - Streak - Bugbite - Muckslide - Autosassin - Ultimate Upchuck - Clinger - Healding - Alkamine - Brawnoceros - Combustiball - Cardstruct - Dreadsense - Frisbit - Koldiak - Plasmodic - Seismix - Wavelength - Warrock - Fetterwing - Suctionrupt | ||
| Majestic Forms | TBD | ||
| First used by Dawn (Alphaline Omnitrix) | Vertigo - Starhavoc - Slyt - Blankslate | ||
| First used by Future Ben | Atomhammer - Ultimate Brainstorm | ||
| Characters in Back in Action: Alien Universe | |||
|---|---|---|---|
| 10 Squad | Ben Tennyson - Gwen Tennyson - Kevin Levin - Julie Yamamoto - Chelsey Tennyson - Max Tennyson - Cooper Daniels - Ken | ||
| Villains | Future Ben - Thep Khufan Commander - Scarogus - Dawn - Vilgax - Albedo - Malevolence - Darkstar - Sii - Elena Validus - Dr. Animo - Cyanne - Mistress - Hurricane Vance - Project Inferno - Nightcaster II - Clancy - Metalink | ||
| Supporting Characters | Professor Paradox - Azmuth - Charmcaster - Eunice - Verdona - Rex - Sir George | ||
| Other Timelines/Possible Futures | Gwen 20 - Upgrade Ben - Altrazon - Jennifer-Mercedes Tennyson | ||
| Groups | Second Gynurans (Eli Griswold - Aion) - Omega Squad - Plumbers (Karin Frikton - Io) - Thep Khufan Armada - Board of Galvan | ||
| Others | Chili - Moira Yourouguaduan | ||