| Game | Achievement | Points | From | To | |
|---|---|---|---|---|---|
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Third Time's A Charm | 0.47 | 04/25/2024 00:00:00 | 04/25/2024 23:59:59 |
| Halo 3: Play a game of Halo 3 on the 25th of any month. | |||||
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Elder Signs | 1.36 | 05/05/2024 00:00:00 | 05/05/2024 23:59:59 |
| Halo 3: View 2 different sigils on Valhalla. | |||||
|
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A Long Time Ago | 0.53 | 05/06/2024 00:00:00 | 05/06/2024 23:59:59 |
| Halo 4: Play a game of Halo 4 on the 6th of any month. | |||||
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Back At It | 0.59 | 05/09/2024 00:00:00 | 05/09/2024 23:59:59 |
| Halo 2: Play a game of Halo 2 Anniversary on the 9th of any month. | |||||
|
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Remember Reach | 0.56 | 05/14/2024 00:00:00 | 05/14/2024 23:59:59 |
| Halo: Reach: Play a game of Halo: Reach on the 14th of any month. | |||||
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A Day To Remember | 0.57 | 05/15/2024 00:00:00 | 05/15/2024 23:59:59 |
| Halo CE: Play Halo: CE on the 15th of any month. | |||||
|
|
Do You Remember When We Met | 0.53 | 05/22/2024 00:00:00 | 05/22/2024 23:59:59 |
| H3: ODST: Play a game of Halo 3: ODST on the 22nd of any month. | |||||
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Storyteller | 1.40 | 07/04/2024 00:00:00 | 07/04/2024 23:59:59 |
| Have 12 murderous dates with Calendar Man | |||||
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Destination Vacation | 1.31 | 07/07/2024 00:00:00 | 07/07/2024 23:59:59 |
| Halo 2: View one of the seasonal signs on Zanzibar in classic multiplayer. | |||||
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Pumpkin spiced SUPERHOT | 1.29 | 10/24/2024 00:00:00 | 11/07/2024 23:59:59 |
| Launch pumpkin spiced challenge between 24.10 & 7.11 | |||||
|
|
Cheerful Child | 1.02 | 10/31/2024 00:00:00 | 11/04/2024 23:59:59 |
| In the Safe House Nightmare job find the correct baby mask on the Normal difficulty. Unlocks the "Happy Baby" mask. | |||||
|
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Gilliam's Sweet Little Baby | 1.04 | 10/31/2024 00:00:00 | 11/04/2024 23:59:59 |
| In the Safe House Nightmare job find the correct baby mask on the Hard difficulty. Unlocks the "Brazil Baby" mask. | |||||
|
|
Temper Tantrum | 1.06 | 10/31/2024 00:00:00 | 11/04/2024 23:59:59 |
| In the Safe House Nightmare job find the correct baby mask on the Very Hard difficulty. Unlocks the "Angry Baby" mask. | |||||
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Water Works | 1.08 | 10/31/2024 00:00:00 | 11/04/2024 23:59:59 |
| In the Safe House Nightmare job find the correct baby mask on the OVERKILL difficulty. Unlocks the "Cry Baby" mask. | |||||
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Sixth Nightmare | 1.08 | 10/31/2024 00:00:00 | 11/04/2024 23:59:59 |
| Complete the Safe House Nightmare job on the Death Wish difficulty or above. | |||||
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Fifth Nightmare | 1.21 | 10/31/2024 00:00:00 | 11/04/2024 23:59:59 |
| Complete the Safe House Nightmare job on the Mayhem difficulty or above. | |||||
|
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A Horrible Seventh Nightmare | 1.31 | 10/31/2024 00:00:00 | 11/04/2024 23:59:59 |
| Complete the Safe House Nightmare job on the Death Sentence difficulty with the One Down mechanic activated. | |||||
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The cake is not a lie | 1.54 | 11/04/2024 00:00:00 | 11/30/2024 23:59:59 |
| When is your birthday? | |||||
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Snowblind | 1.00 | 12/01/2024 00:00:00 | 12/31/2024 23:59:59 |
| Find the six hidden switches in the snow-covered levels in December | |||||
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Santa's Little Helper | 1.27 | 12/01/2024 00:00:00 | 12/31/2024 23:59:59 |
| Deliver all presents in the eight levels when they are touched by frost in December | |||||
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Catch a Cold | 0.80 | 12/01/2024 00:00:00 | 12/31/2024 23:59:59 |
| Collect all ten snowflakes that appear in December before they melt | |||||
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Christmas In Cairo | 1.36 | 12/10/2024 00:00:00 | 01/05/2025 23:59:59 |
| Decorate the Christmas tree. | |||||
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Reindeer Hunter | 1.83 | 12/10/2024 00:00:00 | 01/05/2025 23:59:59 |
| Decorate the Christmas tree on each level to unlock Rodolfo player model. | |||||
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Ho ho ho! | 1.48 | 12/24/2024 00:00:00 | 12/24/2024 23:59:59 |
| Try entering from the chimney on December 24th | |||||
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New Year's Resolution | 1.99 | 01/01/2025 00:00:00 | 01/01/2025 23:59:59 |
| Run Time Spy Extreme on January 1. | |||||
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Shoot for the Moon | 2.26 | 01/29/2025 00:00:00 | 01/29/2025 23:59:59 |
| Achieve a great score or better for your hardware during Lunar New Year. | |||||
|
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Cosmonautics Day | 1.60 | 04/12/2025 00:00:00 | 04/12/2025 23:59:59 |
| Win 5 victories on the Cosmonautics Day | |||||