Pacifist Simulator: Asgore Fight

Just have tissues ready. And maybe practice your diagonal dodging. Have you played any fan-made Undertale boss simulators? Which fight would you want to see isolated next — Sans? Undyne the Undying? Let me know in the comments.

Here’s what makes this simulation so unexpectedly powerful. You enter the throne room. Golden flowers. Dust motes in the light. Asgore stands with his trident, apologizing before the first fireball even flies.

There’s a moment in Undertale ’s Pacifist run that stops you cold. Not because it’s the hardest bullet pattern (though it’s no cakewalk), but because it forces you to answer a question the game has been gently asking all along:

I’ve been tinkering with a fan-made — a bite-sized web game that isolates the King of the Underground’s boss battle and removes everything else. No Toriel backstory, no Alphys lab, just you, your SOUL, and a goat king who’s already shattered your MERCY button once. asgore fight pacifist simulator

In the main game, by the time you reach him on a Pacifist run, you’ve already befriended everyone else. You know there’s another way. But Asgore can’t accept your mercy — not until you’ve reduced his HP to near zero, not until you’ve proven you could kill him and then chosen not to .

Can you stand in a room with someone who’s hurt you, who’s about to hurt you more, and still say “I forgive you” before they drop their weapon?

Some people won’t stop fighting until you prove you could destroy them and choose a hug instead. If you’ve ever wondered, “Could I do the Asgore fight without looking up a guide?” — yes, this sim is for you. It’s lean, it’s unforgiving, and it ends the same way every time: with a flower bed, a cup of tea, and a king who finally says, “Thank you for not making me a killer.” Just have tissues ready

That’s the fantasy the “Asgore Fight Pacifist Simulator” sells — not that mercy is easy, but that it’s possible even when the other person has given up on it. It’s a training ground for the hardest lesson in Undertale :

Here’s a blog-style post based on the prompt “asgore fight pacifist simulator” — capturing the emotional tension, mechanics, and player experience. Or, how a single boss battle taught me that mercy isn’t always easy — but it’s always worth it.

I’ve seen playthroughs where people spam FIGHT out of frustration. I’ve seen others die 15 times trying to ACT at the wrong moment. The simulator records your “Mercy Time” — how many seconds you spend with Asgore’s HP low and the MERCY button available before you press it. Which fight would you want to see isolated next — Sans

– Ren

Then, at the critical moment — around 30% HP left — the MERCY button finally unlocks. The original Undertale forces you to sit through Asgore’s dialogue, his slow walk, his awkward gardening metaphors. A dedicated simulator strips away the rest of the RPG fat and asks: