| Game | Achievement | Points | From | To | |
|---|---|---|---|---|---|
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Remember Reach | 0.56 | 05/14/2025 00:00:00 | 05/14/2025 23:59:59 |
| Halo: Reach: Play a game of Halo: Reach on the 14th of any month. | |||||
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Back At It | 0.58 | 06/09/2025 00:00:00 | 06/09/2025 23:59:59 |
| Halo 2: Play a game of Halo 2 Anniversary on the 9th of any month. | |||||
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Storyteller | 1.49 | 07/04/2025 00:00:00 | 07/04/2025 23:59:59 |
| Have 12 murderous dates with Calendar Man | |||||
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Storyteller | 1.39 | 07/04/2025 00:00:00 | 07/04/2025 23:59:59 |
| Have 12 murderous dates with Calendar Man | |||||
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Destination Vacation | 1.29 | 07/07/2025 00:00:00 | 07/07/2025 23:59:59 |
| Halo 2: View one of the seasonal signs on Zanzibar in classic multiplayer. | |||||
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Pumpkin spiced SUPERHOT | 1.27 | 10/24/2025 00:00:00 | 11/07/2025 23:59:59 |
| Launch pumpkin spiced challenge between 24.10 & 7.11 | |||||
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Cheerful Child | 1.02 | 10/31/2025 00:00:00 | 11/04/2025 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 | 10/31/2025 00:00:00 | 11/04/2025 23:59:59 |
| In the Safe House Nightmare job find the correct baby mask on the Hard difficulty. Unlocks the "Brazil Baby" mask. | |||||
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Temper Tantrum | 1.06 | 10/31/2025 00:00:00 | 11/04/2025 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 | 1.07 | 10/31/2025 00:00:00 | 11/04/2025 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 | 10/31/2025 00:00:00 | 11/04/2025 23:59:59 |
| Complete the Safe House Nightmare job on the Death Wish difficulty or above. | |||||
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Fifth Nightmare | 1.20 | 10/31/2025 00:00:00 | 11/04/2025 23:59:59 |
| Complete the Safe House Nightmare job on the Mayhem difficulty or above. | |||||
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A Horrible Seventh Nightmare | 1.30 | 10/31/2025 00:00:00 | 11/04/2025 23:59:59 |
| Complete the Safe House Nightmare job on the Death Sentence difficulty with the One Down mechanic activated. | |||||
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Santa's Little Helper | 1.27 | 12/01/2025 00:00:00 | 12/31/2025 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 | 12/01/2025 00:00:00 | 12/31/2025 23:59:59 |
| Collect all ten snowflakes that appear in December before they melt | |||||
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Reindeer Hunter | 1.81 | 12/10/2025 00:00:00 | 01/05/2026 23:59:59 |
| Decorate the Christmas tree on each level to unlock Rodolfo player model. | |||||
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Ho ho ho! | 1.47 | 12/24/2025 00:00:00 | 12/24/2025 23:59:59 |
| Try entering from the chimney on December 24th | |||||
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Merry Xmas! | 1.33 | 12/24/2025 00:00:00 | 12/26/2025 23:59:59 |
| Merry Xmas from Sports Interactive | |||||
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Tisn't the Season | 0.93 | 12/25/2025 00:00:00 | 12/26/2025 23:59:59 |
| Play Costume Quest on Christmas. | |||||
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Endless Day | 1.86 | 01/21/2026 00:00:00 | 01/25/2026 23:59:59 |
| On this day, Endless technology lights up and strange things appear... | |||||
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Endless Day | 2.19 | 01/21/2026 00:00:00 | 01/25/2026 23:59:59 |
| …the galaxy as the Archivist, Emlek Tarosh, fulfills its duty. | |||||
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Endless Day | 1.26 | 01/21/2026 00:00:00 | 01/25/2026 23:59:59 |
| ...in the ruins all across Auriga, and even throughout... | |||||
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Endless Day | 1.85 | 01/21/2026 00:00:00 | 01/25/2026 23:59:59 |
| You have unlocked the Endless archivist; the being that watches the watchers… | |||||
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Cherry-Picked | 1.34 | 04/01/2026 00:00:00 | 04/30/2026 23:59:59 |
| Play the game in May 2019 to celebrate its Japanese release and the Hanami festival, or during April each year | |||||
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Happy Birthday Pixel! | 1.35 | 04/29/2026 00:00:00 | 04/29/2026 23:59:59 |
| Played Cave Story on April 29th! | |||||