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Kill 15 enemy units with a single Nuke in a League game.

Complete the “Left 2 Die” scenario on Brutal difficulty.

Locate all the Moebius survivors in “The Moebius Factor” mission on Normal difficulty.

Score the rank of Gold in the “Covert Ops” challenge mission.

Locate all of Tosh’s Crew in "The Devil’s Playground” mission on Hard difficulty.