Sentinel 3: Homeworld - Steam Achievements Guide & Rarity

Alien Extinction

Kill 1,000,000 aliens

31

pts

Épique 3.2% global

Able Commander

Unlock all commander abilities

22

pts

Épique 4.5% global

Hero Commander

Reach maximum commander level

22

pts

Épique 4.6% global

Psycho Master

Reach wave 150 in endless mode on psycho difficulty

17

pts

Rare 6.0% global

Classic Assault 6

Classic map 6 has been completed in assault mode

14

pts

Rare 7.0% global

Psycho Defender

Reach wave 100 in endless mode on psycho difficulty

14

pts

Rare 7.4% global

Classic Assault 5

Classic map 5 has been completed in assault mode

14

pts

Rare 7.4% global

Turret Spammer

Complete a classic assult level without upgrading any turrets

13

pts

Rare 7.7% global

Classic Assault 4

Classic map 4 has been completed in assault mode

13

pts

Rare 7.7% global

Classic Assault 3

Classic map 3 has been completed in assault mode

11

pts

Rare 9.3% global

Weapon Master

Unlock all Sentinel weaponry

9

pts

Rare 10.9% global

Turret Expert

Unlock all turrets

9

pts

Rare 11.6% global

Classic Assault 2

Classic map 2 has been completed in assault mode

8

pts

Rare 12.3% global

Alien Massacre

Kill 100,000 aliens

6

pts

Peu commun 18.0% global

Classic Assault 1

Classic map 1 has been completed in assault mode

5

pts

Peu commun 21.1% global

Aerial Slow Upgrade

Fully upgrade an aerial slow turret

4

pts

Peu commun 22.9% global

Mission 20

Complete mission 20 of the original campaign

4

pts

Peu commun 25.2% global

Sniper Upgrade

Fully upgrade a sniper turret

4

pts

Peu commun 27.8% global

Line Laser Upgrade

Fully upgrade a line laser turret

3

pts

Peu commun 29.2% global

Mission 19

Complete mission 19 of the original campaign

3

pts

Peu commun 29.3% global

Flamer Upgrade

Fully upgrade a flamer turret

3

pts

Peu commun 29.4% global

Mission 18

Complete mission 18 of the original campaign

3

pts

Peu commun 29.6% global

Mission 17

Complete mission 17 of the original campaign

3

pts

Peu commun 30.3% global

Mission 16

Complete mission 16 of the original campaign

3

pts

Peu commun 31.8% global

Mission 15

Complete mission 15 of the original campaign

3

pts

Peu commun 32.6% global

Mission 14

Complete mission 14 of the original campaign

3

pts

Peu commun 33.5% global

Mission 13

Complete mission 13 of the original campaign

3

pts

Peu commun 35.1% global

Booster Upgrade

Fully upgrade a booster turret

3

pts

Peu commun 35.2% global

Mission 12

Complete mission 12 of the original campaign

3

pts

Peu commun 35.9% global

Mission 11

Complete mission 11 of the original campaign

3

pts

Peu commun 37.1% global

Mission 10

Complete mission 10 of the original campaign

3

pts

Peu commun 39.1% global

Beam Upgrade

Fully upgrade a beam turret

2

pts

Commun 40.5% global

Mission 9

Complete mission 9 of the original campaign

2

pts

Commun 41.6% global

Missile Upgrade

Fully upgrade a missile turret

2

pts

Commun 42.7% global

Mission 8

Complete mission 8 of the original campaign

2

pts

Commun 44.1% global

Alien Slaughter

Kill 10,000 aliens

2

pts

Commun 47.5% global

Mission 7

Complete mission 7 of the original campaign

2

pts

Commun 49.1% global

Mission 6

Complete mission 6 of the original campaign

2

pts

Commun 52.8% global

Mission 5

Complete mission 5 of the original campaign

2

pts

Commun 59.1% global

Slow Upgrade

Fully upgrade a slow turret

2

pts

Commun 61.2% global

Mission 4

Complete mission 4 of the original campaign

1

pts

Commun 67.0% global

Bomb Upgrade

Fully upgrade a bomb turret

1

pts

Commun 70.9% global

Mission 3

Complete mission 3 of the original campaign

1

pts

Commun 75.4% global

Alien Killer

Kill 1000 aliens

1

pts

Commun 79.7% global

Mission 2

Complete mission 2 of the original campaign

1

pts

Commun 81.8% global

Laser Upgrade

Fully upgrade a laser turret

1

pts

Commun 83.3% global

Mission 1

Complete mission 1 of the original campaign

1

pts

Commun 87.5% global