Thanks to all those that submitted teams, some ideas were really interesting and some were really funny, so I added a few of them in as well as some of my own.

Fry and Bender(Adult Best Friends.)

Carl and Sweet Johnson (The Rivalry Brothers.)

Kirby and Bandanna Waddle-Dee. (The Tiny Heroes.)

Franklin Clinton and Lamar Davis (The Grove street gangsters aka GGG.)

Lightning and Jo (The Athletes.)

Shawn and Jasmine (The Survivors.)

Pit and Dark Pit (The Angel Rivals.)

Jen Masterson and Catlin Cookie (The Teenager Friends.)

Duncan and Courtney (Lawmaker and Lawbreaker.)

Matt and Jeff Hardy (Team Extreme/The Hardy Boyz!.)

Stewie and Brain Griffin (Dog Baby Duo.)

Mai Shiranui and Blue Mary (The Female Fighters.)

Wiz and Boomstick (Death Battle Hosts.)

Escargoon and King DeDeDe (Dreamland's Nightmares.)

Crash and Coco Bandicoot (The Bandicoots.)

Cat and Dog (CatDog.)

Tracer and Winston (Overwatch Agents.)

Ashe and Cassidy/Mcree (Deadlocks.)

Starfire and Blackfire (Alien Sisters.)

If anyone has anymore team ideas let me know and I'll see which ones I feel like would fit in best...and who's everyone rooting for?.