Space Gem

This season was followed by Power Season.

New Characters

 * Hawkeye 5*
 * Hawkeye (Hawkguy) (3*)
 * Iron Fist (Danny Rand) - 4* character


 * Note, the two Hawkeyes were first collectible in the between-season Avengers Vs. Ultron event (before the start of this season), with Hawkeye being several round rewards for rounds 5, 6 amd 7, and Starlord for the higher nodes.

PVE Events

 * Meet Rocket & Groot
 * Thick as Thieves
 * Venom Bomb
 * The Hulk (Event)

Pvp Events

 * Fist Bump (Iron Fist (Immortal Weapon) -- tie-in with Iron Fist release on Netflix.
 * Sticks and Stones (Luke Cage (Hero for Hire))
 * Teenage Riot (Kamala Khan (Ms. Marvel))
 * No Good News - First PVP event featuring Hawkeye (Hawkguy)
 * CoverSquirrel (Squirrel Girl)
 * Hollowpoint Kiss (Grey Suit)
 * Last Defender - Pvp event featuring Iron Fist (Danny Rand)

End of season events

 * Bags to Riches - Event, possibly an April Fools joke, featuring Spiderman (Bag-Man)
 * Nefarious Foes - Event featuring Villains only. (Other characters are locked)
 * Hearts of Darkness - Post-Season PVE Event
 * Cloak & Dagger (Classic) added during this event as a reward for the top 100 for both individuals and alliances.
 * Powered up characters are Medusa (Inhuman Queen), Magneto (Classic), and Thor (Marvel NOW!).