Halo Wars: Definitive Edition achievements

Kill 20 enemy squads with a continuous Covenant Leader Power on Memorial Basin.

Finish all missions under Par Time on Heroic difficulty.

Get a Gold Medal on every Campaign Mission.

Score the winning point in a game of Keepaway against Legendary AI's.

Win a game on every Skirmish Map.

Mission 7: Do not destroy any Power Node.

Get 20,000 points in any Skirmish Game.

Win a game in every Skirmish Game Mode.

Play Halo Wars for at least 24 Total hours.

Hot drop 50 squads to your Covenant Leader in a single game on Barrens.

Mission 12: Repair the Power Core in less than 4 minutes.

Mission 8: Use Elephants to train 100 infantry.