Ben 10: Marvel Force

Plot
Ben goes on a brief vacation in LA, but gets the marveltrix, which allows him to become a variety of marvel heroes

"Aliens"
Nightcrawler

Wolverine

Iron Man

Capitan America

Cyclops

Jean Grey

Yellowjacket

Ant-man

Wasp

Hulk

Rogue

Storm

Ms. Marvel

Spiderman

Daredevil

Thing

Mr. Fantastic

Human Torch

Invisble Woman

Beast

Iceman

Thor

Vision

Hawkeye

Black Widow

Shadowcat

Sunspot

Havok

Quiksilver

Scarlett Witch

Falcon

Warbird

Black Knight

Hercules

Photon

Multiple Man

Magma

Forge

Gambit

Jack of Hearts

Silver Surfer

Black Panther

Deadpool

Angel

Colossus

Sub-mariner

Villains
Mystique

Galactus

Dr. Doom

Magneto

Silver Surfer (formerly)

Baron Strucker & HYDRA

AIM

Ultron

Ronan the Accusser

Super Skrull

Kang

Red Skull

Whiplash

Appocalypse

Serpent Society

Omega Red

Green Goblin

Venom

Vulture

Carnage

Pyro

Juggernaut

Kingpin