Halo Wars: Definitive Edition achievements

Obtain a lifetime campaign Score over 1,000,000.

Get a winning High Score with 10 or less Squads against the Heroic AI.

Win 20 Skirmish or Multiplayer Matches

Mission 8: Use Elephants to train 100 infantry.

Collect all Skulls.

Unlock 20 Timeline Events.

Finish with 5000 net resources tributed to your teammates on Memorial Basin except in Deathmatch.

Gain at Least 15 population from a single wave in a Reinforcement game.

Win a Skirmish Game with every Leader.

Mission 5: Jack 6 Covenant Vehicles.

Win and never trail in a Tug of War game.

Win a Heroic Skirmish Game against the AI in under 10 minutes.