Spider-Witch is an unplayable Science Champion who is exclusive to the Story Event M.O.D.O.K., Mo' Problems.
Spider-Witch is, as his name suggests, a combination of Spider-Gwen and the Scarlet Witch (Classic). As such, her moveset is a combination of Spider-Gwen's moveset and the Scarlet Witch (Classic)'s moveset.
Electro Luke is one of nine unplayable Champions exclusive to M.O.D.O.K., Mo' Problems. The others are Boltagon the Accuser, Cyverine, Darren Cross, Electro Luke, Frank Strange, Star-Kang, Superior Fist, and Unstoppable Ant.
|List of Mash-Up Champions|
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Playable: Civil Warrior ● Symbiote Supreme ● Venom the Duck ● Venompool ● Unstoppable Colossus
|List of Science Champions|
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Playable: Abomination (Immortal) ● Ant-Man ● Captain America (Infinity War ● WWII) ● Electro ● Hulk (Immortal ● Ragnarok) ● Human Torch ● Invisible Woman ● Joe Fixit ● Luke Cage ● Mister Fantastic ● M.O.D.O.K. ● Quake ● Red Guardian ● Red Hulk ● Rhino ● Sentry ● She-Hulk ● Spider-Ham ● Spider-Gwen ● Spider-Man (Miles Morales) ● Thing ● Void ● Wasp ● Yellowjacket