G
Worlds

Guild Builders!!

1140
Play Now
8–13 Zaps / turn

Similar worlds

T
372K

The Contract Wife

A fake marriage. One priceless deal. Falling in love was never part of the contract.

M
117K
🗺️

Modern Day 2026

Lead any nation in the world of today.

2
7K
🗺️

2030: World War III

Take charge of a nation in a shattered world post-WWIII and rewrite the new order.

S
25K
🎵

Streamer Simulator

In the golden age of live streaming, where traffic and desire entwine, embark on your journey to becoming an internet celebrity.

S
5K

Stepsibling Love Simulator

Inherit your mother's multi-billion dollar empire, navigate high society intrigue, and follow your heart amidst complicated feelings for your stepsiblings.

C
8K
🗺️

Cold War Game

Lead a great power as the world splits in two.

B
17K

Beyond the Baek Name

One rainy night changed the future that powerful families had already decided.

H
1M

Hogwarts Simulator

An owl finds you in the summer of 1991 — same year as Harry Potter. Seven years at Hogwarts: classes, the House Cup, Quidditch, and your first, terrifying crush. The dark stuff is out there if you go looking.

B
318K

BNHA

In a world where 80% of the population is born with a Quirk.

I
260K

Idol's Secret Girlfriend

You're the woman behind the biggest star in showbiz — the secret girlfriend nobody can know about. Every stolen glance in public is a headline waiting to happen. Your love story is the one the tabloids would kill for. Can you keep it?

N
197K

Toxic Boyfriend

A toxic relationship

A
240K

American High School

Freshman year. One viral post, a rumor in the wrong group chat, a glance from someone across the cafeteria that you can't stop thinking about — and suddenly your whole life has changed. Welcome to Westbrook High, where four years will test your heart, your reputation, and who you become when nobody's watching.

Frequently asked questions

What is Guild Builders!!?

Guild Builders!! is an AI simulation world on WorldOS: you make the calls and the AI plays out the story, characters, and consequences in real time. Every run is different.

How do I play Guild Builders!! online?

You play Guild Builders!! online right in your browser — nothing to download. Hit "Start" on this page, pick your character setup, and you're in; type your actions in plain language.

Is Guild Builders!! free to play online?

Yes. Your first visit after each 24-hour window automatically starts a free Zap allowance (no card needed) — enough to play Guild Builders!! regularly. Want more? There are subscription plans.

Is there a Guild Builders!! app?

WorldOS runs in your mobile and desktop browser, so you can play Guild Builders!! online without installing anything.

What are some games like Guild Builders!!?

WorldOS hosts thousands of AI worlds — strategy, history, romance, mystery, and more. Browse the gallery to find more games like Guild Builders!!.

Can I make my own Guild Builders!!?

Yes. Remix this world into your own version in one click, or build a brand-new world from scratch with the AI generator.