They Are Billions (Xbox One)

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Various Achievements

Complete the following achievements to unlock Microsoft Gamerscore points.

AchievementHow to unlockPoints
Best GeneralWin a Survival game (Score Factor >= 100%) with no casualties. No Attack Towers allowed.60
Colony Mayor Level 1Build a colony with 1.000 colonists.10
Colony Mayor Level 2Build a colony with 2.000 colonists.20
Colony Mayor Level 3Build a colony with 5.000 colonists.30
Colony Mayor Level 4Build a colony with 10.000 colonists.50
Giant Slayer Level 1Kill an Infected Giant.10
Giant Slayer Level 2Kill two Infected Giant on the same map.30
Giant Slayer Level 3Kill three Infected Giant on the same map.50
Infected Killer Level 110.000 infected killed!10
Infected Killer Level 250.000 infected killed!20
Infected Killer Level 3100.000 infected killed!30
Infected Killer Level 4500.000 infected killed!40
Infected Killer Level 51 Million infected killed!50
No Towers NeededWin a Survival game (Score Factor >= 200%) without using Attack Towers like Ballista or Executor.55
Open MindWin a Survival game (Score Factor >= 100%) without using walls, gates and towers.55
PeacefulWin a Survival game (Score Factor >= 100%) with no new units trained.50
Ranger RevengeWin a Survival game (Score Factor >= 100%) with just Rangers in your army. No Attack Towers allowed.50
Sniper SlaughterWin a Survival game (Score Factor >= 100%) with just Snipers in your army. No Attack Towers allowed.50
Soldier WrathWin a Survival game (Score Factor >= 100%) with just Soldiers in your army. No Attack Towers allowed50
Survivor Level 1Win a Survival game on Easy mode.10
Survivor Level 2Win a Survival game on Accesible mode.20
Survivor Level 3Win a Survival game on Challenging mode.30
Survivor Level 4Win a Survival game on Brutal mode.60
The Most Wonderful ColonyBuild the six wonders in your colony.30
True SurvivorComplete all the other achievements.100
UnstoppableWin a Survival game (Score Factor >= 100%) without pausing the game.30