L.O.S Backyard Monsters
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System · Sat, Oct 31, 2026 8:30 PM · “Guide added”

This is the first version of the page. Added Removed

Added: This page gets you from nothing to playing **L.O.S Backyard Monsters**, our home for Kixeye's monster-raising strategy game.
Added:
Added: ## 1. Make a L.O.S account
Added:
Added: One L.O.S account plays every L.O.S game. If you already play L.O.S Farms or another L.O.S game, you're ready: skip to step 2.
Added:
Added: Otherwise, make one on [L.O.S Farms](https://losfarms.xyz/register) with **Discord** (one click) or with **email** (pick a name and password, then click the link we email you). It's free.
Added:
Added: ## 2. Get the L.O.S launcher
Added:
Added: Backyard Monsters was a Flash game, and modern browsers can't run Flash, so it plays in the **L.O.S launcher**, which has Flash built in. Download it from the [Download page](https://losfarms.xyz/launcher): there are versions for Windows, Linux and Mac.
Added:
Added: - **Mac:** the launcher isn't signed by Apple. The first time, right-click it and choose **Open** (on macOS 15 and newer: **System Settings → Privacy & Security → Open Anyway**).
Added: - **Updates:** the launcher offers its own updates when you open it. Say yes: new versions bring fixes and art.
Added:
Added: ## 3. Play
Added:
Added: Click **Sign in** in the launcher (your browser opens so you can pick Discord or email), choose **L.O.S Backyard Monsters** in the games hub and press **Play**. There's no separate game account to make: the game signs you in with your L.O.S account.
Added:
Added: 1. Follow Gorgo, the green monster hand: he shows you how to build your first Sniper Tower and resource buildings.
Added: 2. Keep your Twig Snapper, Pebble Shiner, Putty Squisher and Goo Factory busy, and build Storage Silos to hold more.
Added: 3. Work through the **Quests** list (bottom right) for rewards.
Added: 4. Unlock monsters in the Monster Locker, hatch them in the Hatchery, and defend your yard from wild monster tribes.
Added:
Added: ## 4. This website
Added:
Added: **Log In** at the top of backyardmonsters.losgames.xyz signs you in through L.O.S Farms and brings you straight back. Then you can post in the [forums](/forums), edit this wiki and set up your profile. See [This Website: Profiles, Themes & Badges](/wiki/backyardmonsters-website).
Added:
Added: ## 5. Join the Discord
Added:
Added: The [L.O.S Games Discord](https://discord.gg/baFFCpz8ts) is home to every L.O.S game.
Added:
Added: ## Next
Added:
Added: - [What Works Right Now](/wiki/backyardmonsters-status): what's working, what isn't yet, and known issues.
Added: - [L.O.S Backyard Monsters FAQ](/wiki/backyardmonsters-faq): quick answers.
Added: - Stuck? Ask in **Help & Questions** in the [forums](/forums) or on the Discord.
Added:
How this version looked

This page gets you from nothing to playing L.O.S Backyard Monsters, our home for Kixeye's monster-raising strategy game.

1. Make a L.O.S account

One L.O.S account plays every L.O.S game. If you already play L.O.S Farms or another L.O.S game, you're ready: skip to step 2.

Otherwise, make one on L.O.S Farms with Discord (one click) or with email (pick a name and password, then click the link we email you). It's free.

2. Get the L.O.S launcher

Backyard Monsters was a Flash game, and modern browsers can't run Flash, so it plays in the L.O.S launcher, which has Flash built in. Download it from the Download page: there are versions for Windows, Linux and Mac.

  • Mac: the launcher isn't signed by Apple. The first time, right-click it and choose Open (on macOS 15 and newer: System Settings → Privacy & Security → Open Anyway).
  • Updates: the launcher offers its own updates when you open it. Say yes: new versions bring fixes and art.

3. Play

Click Sign in in the launcher (your browser opens so you can pick Discord or email), choose L.O.S Backyard Monsters in the games hub and press Play. There's no separate game account to make: the game signs you in with your L.O.S account.

  1. Follow Gorgo, the green monster hand: he shows you how to build your first Sniper Tower and resource buildings.
  2. Keep your Twig Snapper, Pebble Shiner, Putty Squisher and Goo Factory busy, and build Storage Silos to hold more.
  3. Work through the Quests list (bottom right) for rewards.
  4. Unlock monsters in the Monster Locker, hatch them in the Hatchery, and defend your yard from wild monster tribes.

4. This website

Log In at the top of backyardmonsters.losgames.xyz signs you in through L.O.S Farms and brings you straight back. Then you can post in the forums, edit this wiki and set up your profile. See This Website: Profiles, Themes & Badges.

5. Join the Discord

The L.O.S Games Discord is home to every L.O.S game.

Next