Don’t take damage from the Archangel in the “Back in the Saddle” mission on Normal difficulty.
Collect every mineral pickup with the Hyperion in the "With Friends Like These…” mission.
Target and hit 100 friendly units with Wild Mutation.
Don’t let 5 units die to the Gorgon Battlecruiser in the “Fire in the Sky” mission.
Destroy 3 Orbital Command structures in the “Fire in the Sky” mission on Normal difficulty.