Advent and the Battle of Advent
Advent turns into a battle: reach the school, let Kernelle release you, rescue Anne and Bonanza's demolition squad, then board the Dreadnought. The city is destroyed at the end of the sequence and the survivors move to Vellie and Tropos.
Advent is the capital city of Owlboy's world and the turning point of its story. You reach it after the Owl Temple, expecting a safe city, and leave it as the survivor of a battle. The area is shorter than the dungeons around it, but it contains more story per minute than any other section, and several scenes are easy to walk past.
This page covers the city, the school, the demolition squad rescue and the Dreadnought in order. It assumes you have finished the Owl Temple and have Alphonse.
Arriving in the capital
Advent sits outside Vellie and above the sky layer the game has used so far. Before the battle it is a normal city: streets, a school, guards, civilians, a defence force. The game gives you a short window to walk around and talk before the attack starts.
The people worth talking to:
| Character | Where | Why |
|---|---|---|
| Kernelle | Advent school | Biology teacher and rocket builder; runs the school scene |
| Strix | School | Teacher to Fib, Bonacci and Solus; sets up the bullying subplot |
| Fib and Bonacci | School | The two students who bully Otus and Solus |
| Solus | School | Quiet student; the story's second owl |
| Anne and Bonanza | Demolition squad | The two soldiers you rescue during the battle |
None of these conversations are required. All of them make the ending land harder, because the game does not stop to explain who these people are when the city falls.
The school and Kernelle
Asio leaves Otus and Geddy at the school with Kernelle, who is supposed to keep them out of the fighting. The scene that follows is the game's clearest character moment for Alphonse: he and Solus argue Kernelle into letting the group out. If you skip dialogue, you miss why she agrees.
Once you are out, the battle is already underway. The city's defences are failing, the guard is stretched, and the demolition squad has been sent to collapse a route. That is the last time the game pretends the defenders are winning.
The demolition rescue
Anne and Bonanza's squad is split up and captured. The rescue is the section's main gameplay beat:
- Find the captured soldiers. The squad is held in the battle zone; the game marks the route with fighting and rubble.
- Free Anne. Her leg is broken in the sequence; she has to be carried to safety. She then fights with a makeshift crutch.
- Free Bonanza. She is the squad's explosives expert and joins the escape.
- Get them out. The squad leader does not survive; Anne and Bonanza settle on a floating island afterwards.
Anne's broken leg matters later: she is one of the few named characters whose outcome the game states plainly. The characters page keeps the roster straight.
The Dreadnought
The second half of the sequence is a covert mission. Otus, Geddy and Alphonse board the pirates' ship, the Dreadnought, to destroy its engine. This is where the game uses Alphonse's weight and shotgun in combination: heavy switches, burned obstacles, and a route that keeps splitting the party.
The mission fails in the way the story needs it to fail. Molstrom is waiting, and he has a relic. He uses it to split the city in half with his anchor. Advent is destroyed in a single cutscene, and the game does not soften it.
| Beat | What happens |
|---|---|
| Infiltration | The party boards the Dreadnought to reach the engine |
| Engine attempt | The sabotage does not stop the ship |
| Relic reveal | Molstrom uses one of the Owl Relics |
| The split | The anchor breaks the city apart |
| Aftermath | Survivors flee to Vellie and Tropos |
Aftermath: what changes
Vellie becomes a refuge. The grounds at the bottom of the settlement are turned into a graveyard for the people who died at Advent. The Professor, Asio and the Vellie residents reorganise around the survivors, and Toby can later be found at the end of the Owl Temple, heading back toward the ruins.
This is also where the story stops being about a boy proving himself. Otus has lost the city he was trying to protect, and the remaining chapters are about the relics and the machine, not about the guard.
What you can miss
Three things, in order of how much they matter:
- The school conversations. They set up Solus, Fib, Bonacci and Strix, and the ending assumes you know who Solus is.
- The demolition squad's names. Anne and Bonanza are named in dialogue, not in a menu; if you skip the rescue scenes they become two anonymous soldiers.
- The graveyard. It is a small area in Vellie after the battle, and it is the game's only explicit memorial.
If you are replaying for the story, do the school and the rescue conversations in full. If you are speedrunning, the whole section is a route problem and the Speed-runner Mode page is the relevant reading.
How the battle plays
The Advent sequence is more scripted than the dungeons around it. The game puts you in rooms with a clear objective, spawns enemies in waves, and moves the camera when the story needs a beat. Three patterns repeat:
- Escort sections. You fly beside a soldier or a civilian and keep the path clear. These are not escort missions in the punishing sense; the NPCs wait for you and the enemies focus on Otus.
- Turret rooms. Fixed guns fire in patterns while you cross. Alphonse's shotgun is the fastest way to silence one, but the reload leaves you exposed, so fire between volleys rather than during them.
- Collapse rooms. The floor or ceiling is coming down and the route is a sequence of gaps. The Super Dash added in the anniversary update makes these noticeably easier: hold roll and cross the gap instead of tapping.
The section's difficulty comes from the combination, not from any single room. If you are dying repeatedly, the usual cause is trying to clear enemies instead of moving through the room while the script advances.
The relic and the fall
Molstrom's anchor is not magic. He is using one of the three Owl Relics, the same artefacts the Ancient Owls used to power the Hex Machine. The relic gives the holder near-unlimited power, which is why a single strike can split a city in half.
That detail matters for the rest of the game. The relics are not weapons by design; they are components. The story page explains what the Ancient Owls built and why, and the endings page covers what happens when the relics are used for their intended purpose.
_Checked 2026-11-03 against the community documentation for Advent, the Battle of Advent and the Dreadnought, and the Steam store description._