PEAK Wraps Up Today With The Final Ascent, Its Last Major Update and Two New Biomes

Every climb ends somewhere. For PEAK, that ending arrives today. The Final Ascent, the last major update for the four player co-op climbing game from Landfall and Aggro Crab, lands on Steam on August 11, and the two studios are treating it as a proper farewell rather than a quiet fade out. "It's almost here. The final ascent. We've been hard at work crafting PEAK's final Major Update, and can't wait to share it with you," they wrote in the official announcement.

It caps one of the strangest success stories in recent memory. PEAK started as a roughly four week game jam collaboration between the two studios, launched in June 2025, and promptly refused to behave like a small side project. It sold over one hundred thousand copies in its first day, passed a million within a week, and cleared ten million copies by mid August of that year. Not bad for a game about scouts falling off a mountain.

Video: Aggro Crab on YouTube

Two new biomes to fall off of

The headline additions are the Gloom and the Citadel, two late game biomes that rotate with Caldera and the Kiln rather than making the mountain taller. Runs stay about the same length, but the back half of an ascent can now look very different from one day to the next. The Gloom is a ghostly, fog shrouded stretch where visibility itself becomes the hazard, and the Citadel swaps nature for architecture entirely, a medieval fortress laced with traps that swing and crush. It is the first time PEAK has asked you to climb something people built, and judging by the teaser, those people did not want visitors.

There are new badges and achievements to chase alongside the biomes, and the teaser strongly hints at one last encounter involving the Scoutmaster, who does not appear to be doing well. Something in that footage seems to actively stalk climbers, which would be a first for a game whose dangers have mostly been gravity, weather and your own overconfidence.

Why the climb ends here

Landfall and Aggro Crab have said from early on that PEAK was never meant to be a live service game, and update frequency has been tapering through 2026 by design. The Final Ascent is the deliberate period at the end of that sentence, and honestly, we find it refreshing. Most hits this size get stretched into content treadmills until players drift away out of exhaustion. PEAK instead gets to be finished, the way games used to be.

It also lands in a good moment for playing outside with friends, at least virtually. Co-op games about the outdoors have quietly owned this summer, from House House's Big Walk and its twelve player rambling to today's other big release, since The Final Ascent shares its date with No More Room in Hell 2 hitting 1.0. If your group has not touched PEAK since launch summer, this is the week to lace the boots back up. The mountain finally has everything it is ever going to have, and that turns out to be plenty.