Marvel Strike Force is a turn-based role-playing mobile game by FoxNext (later acquired by Scopely) for Android, iOS, and iPadOS platforms.

(Special Tactical Reserve for Interdimensional Key Events) have been called to assemble squads of heroes and villains to combat Ultimus' legions, that includes mind-controlled versions of the heroes and villains (existing in alternate universes), before Earth falls under Ultimus' control.

Enemy squad members will generally have glowing red eyes, indicating their control by Ultimus.

Game Informer criticised the expensive content and numerous bugs, concluding that it "feels designed to frustrate players until they finally cave and spend.

"[10] Marvel Strike Force generated $150 million in sales during its first year of operation (2018) on the iOS and Android platforms.

[14][15] Google Play awarded it as the best breakthrough game of 2019, which is for overall design, user experience, engagement and retention, and strong growth.