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Train 10 Marines during the first 320 seconds of a single Melee game.

Have 9 Terran units training simultaneously in an Unranked or Ranked game.

Kill 15 enemy units with a single Nuke in an Unranked or Ranked game.

Score the rank of Gold in the “Infestation” challenge mission.

Destroy an enemy Command Center, Hatchery, or Nexus while it is under construction in an Unranked or Ranked game.