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Age of Advent

Age of Advent

Welcome to the Age of Advent! Play four minigames based on the members of hololive -Advent-! Save the Moai with Bijou, make a soup with Nerissa, try not to crash with FUWAMOCO, and avoid the gaze of Shiori!

Released Nov 30, 2023 Developer MooCow Games Publisher holo Indie Platforms Windows CasualActionArcadeColorfulPuzzle
View on Steam ↗ Free (US · as of 2026-09-26)

What players say

Steam review score and the most-helpful voices, which may include critical ones. Score via Steam as of 2026-09-26.

95.3%positive361 reviews
Recommended · 0 found this helpful

“Age of Advent is a free collection of mini games based around the hololive Advent group. Instead of being one big game with a single gameplay style, I get several completely different little challenges based around the characters. I actually like this approach because each game…”

— a player, Steam review · 3 hrs played
Recommended · 0 found this helpful

“I know all of the games are designed to just be a struggle to get the highest score possible, but I really wish Shiori's game had an ending. still, awesome fan game.”

— a player, Steam review · 2 hrs played
Recommended · 0 found this helpful

“bau bau”

— a player, Steam review · 0 hrs played
Read more reviews ↗

Achievement stats

Global completion rates across all Steam players — a data view of how far people actually get. Source: Steam official stats · as of 2026-09-26.

28achievements
9.4%median completion
3.8%rarest: Golden Book
47.9% of players 46.4% of players 32.5% of players 30.3% of players 22.8% of players 21.1% of players 20.4% of players 16.2% of players 14.9% of players 13.4% of players 13.3% of players 12.4% of players 11.4% of players 9.5% of players 9.4% of players 8.8% of players 8.6% of players 7.5% of players 6.9% of players 6.9% of players 6.3% of players 6.3% of players 5.9% of players 5.1% of players 4.9% of players 4.7% of players 4.6% of players 3.8% of players 47.9% 0% most earned rarest
Almost everyone has
47.9%We're Abaubaut to Crash! - Level 5 — Reach Level 5 in We're Abaubaut to Crash!
46.4%Sandstone - 100 Moai — Save 100 Moai in one game on Sandstone!
32.5%Archival Survival - 10 — Harvest 10 crops in Archival Survival
Rarest badges of honor
3.8%Golden Book — Find the Golden Book
4.6%Granite - 100 Moai — Save 100 Moai in one game on Granite!
4.7%Marble - 5000 points — Score 5000 points on Marble!

Latest official news

Developer announcements via the Steam news API — links go to the original posts. More across all games on the news hub.

Oct 07, 2025
Update to fix Unity vulnerability

Nothing changed, just updated to a new version of Unity that fixed the vulnerability they found.

Dec 28, 2023
Update 1.1

Addressed some feedback we got! Enemies in Archival Survival are now faster and more aggressively track the player, so it doesn't take so long for the game to get interesting. In The Demon of Sound an

Dec 01, 2023
Patch 1.0.1

Very small bug fix to the way enemies spawn in Archival Survival.

Screenshots

Official Steam store screenshots — click any shot to enlarge.

Facts & details

From the Steam store record, snapshot 2026-09-26.

GenresAction, Casual, Indie
Player tagsCasual · Action · Arcade · Colorful · Puzzle · Match 3 · Runner · Side Scroller · 2.5D · 2D · 3D · Anime (Steam store community voting)
FeaturesSingle-player · Full controller support · Family Sharing
LanguagesEnglish
ControllerFull support
Achievements28
Minimum system requirements (PC)

Minimum: OS: Windows 10