Back to Halo: The Master Chief Collection

Steam

Halo: The Master Chief Collection Achievements

Official Steam achievement definitions and latest reported global unlock rates, ordered from rarest to most common.

Total achievements700

Rarest rate0.500%

Ultra rare56

Last checkedSep 28, 2026

Delayed official data

Rates and award counts were last observed on Sep 28, 2026.

41

Aficiando

Halo 3: Complete three Halo 3 playlists.

Ultra rare

0.900%last reported global rate

42

Arcade Owner

Halo 2: Beat the par score on every Halo 2 level.

Ultra rare

0.900%last reported global rate

43

Can't Stop Here, This is Brute Country

H3: ODST: Beat par time on all Halo 3: ODST levels.

Ultra rare

0.900%last reported global rate

44

Classic

H3: ODST: Finish any level solo on Legendary, with no shots fired or grenades thrown.

Ultra rare

0.900%last reported global rate

45

Excellent Taste

Halo CE: Complete three Halo: CE playlists.

Ultra rare

0.900%last reported global rate

46

Keep Your Foot on the Pedrogas

Halo: Reach: Complete all Halo: Reach Legendary campaign missions in under 3 hours.

Ultra rare

0.900%last reported global rate

47

Leave It Where It Lay

Halo CE: Complete Two Betrayals on Legendary difficulty without picking up a new weapon.

Ultra rare

0.900%last reported global rate

48

Left Behind

Halo: Reach: Achieve a score of 30,000 points on Lone Wolf.

Ultra rare

0.900%last reported global rate

49

Monumental Thirst!

H2A: Found and destroyed the BLAST soda can on Remnant..

Ultra rare

0.900%last reported global rate

50

Planting A Flag

Earn a total of 250 CTF Mode Specific medals in matchmade games.

Ultra rare

0.900%last reported global rate

51

Shook the Hornet's Nest

Halo 2A MP: Get 30 kills with the Hornet in multiplayer.

Ultra rare

0.900%last reported global rate

52

Starved For Shields

Halo 2: Complete a level with only the Streaking Skull active on Heroic or Legendary.

Ultra rare

0.900%last reported global rate

53

That Just Happened

Halo CE: Complete The Library on Heroic or Legendary difficulty without dying.

Ultra rare

0.900%last reported global rate

54

Throne of Bones

Find and claim all the campaign skulls in Halo:CE, Halo 2, and Halo 3.

Ultra rare

0.900%last reported global rate

55

Tying Up Loose Ends

Halo CE: Kill every Elite on the level Keyes on Heroic or Legendary difficulty.

Ultra rare

0.900%last reported global rate

56

What Power Outage?

Halo 4: Complete The Cauldron Base of Spartan Ops without losing a generator on Heroic or Legendary.

Ultra rare

0.900%last reported global rate

57

Feet First

Halo 4: Complete all Spartan Ops chapters.

Very rare

1.00%last reported global rate

58

Going Nowhere Fast

Halo 2: Beat par time on all Halo 2 levels.

Very rare

1.00%last reported global rate

59

Grand Theft Halo

Halo 2A MP: In one match, steal a total of 5 occupied vehicles from opponents.

Very rare

1.00%last reported global rate

60

Life Story

Complete the Master Chief Saga playlist.

Very rare

1.00%last reported global rate