Marvel: Ultimate Alliance 2 achievements

Defeat “Overload” with the X-Men.

Complete “Insidious Alliance” with all four heroes alive.

Defeat 25 maps on Super Heroic or Legendary Difficulty without revival or map reload.

Perform all Fusions by combining every available pairing of 24 heroes.

Raid a hideout.

Defeat all Act II and III missions as an Anti-Registration team.

Defeat 2 foes within 10 seconds in "Insidious Alliance."

Defeat 12 mission bosses on Super Heroic or Legendary Difficulty without revival or map reload.

Defeat all Act III missions on Legendary Difficulty.

Collect 125 Team Boosts.

Earn 8 Silver Medals from Simulator Missions.

Complete all optional mission objectives.