GAME GUIDES

Undertale Adventures X Guide

Step-by-step guides for unlocking Dust Sans, Gaster, evolve items, trait rerolls, and unit upgrades.

What are Guides?

Guides break down the systems behind Undertale Adventures X: unlock conditions for rare units like Dust Sans and Gaster, the evolve item chain, trait reroll mechanics, and the best upgrade order for your roster.

Why read guides?

1

Unlock Rare Units

Dust Sans and Gaster hide behind multi-step conditions that walkthroughs spell out plainly.

2

Upgrade Smart

Learn which evolve items to save and which units deserve your first upgrade materials.

3

Avoid Wasted Pulls

Understand trait reroll costs before you spend, so every token moves your team forward.

Featured & Essential

All Guides

Undertale Adventures Discord: Official Access & Community Setup - guide guide
Guide

Undertale Adventures Discord: Official Access & Community Setup

Find the verified Undertale Adventures Discord access channels, learn community rules, roles, code drops, and how to stay safe from fake invites.

Dust Sans in Undertale Adventures: Unit Guide & Battle Tips - guide guide
Guide

Dust Sans in Undertale Adventures: Unit Guide & Battle Tips

Learn how Dust Sans fits into Undertale Adventures X: role, placement, upgrade priority, trait choices, team combos, and high-difficulty stage tactics.

Undertale Adventures Evolve Button: Step-by-Step Setup Guide - guide guide
guide

Undertale Adventures Evolve Button: Step-by-Step Setup Guide

Learn how the Undertale Adventures evolve button works, where to find it, which units to evolve first, and how to farm upgrade resources efficiently.

Undertale Adventures Gaster Hand: Unit Guide & Team Tips - guide guide
Guide

Undertale Adventures Gaster Hand: Unit Guide & Team Tips

Learn how to use the Gaster Hand unit in Undertale Adventures X, including role, placement, traits, rerolls, and team builds for tougher stages.

Undertale Adventures How to Get Dust Sans: Unlock Walkthrough - guide guide
Guide

Undertale Adventures How to Get Dust Sans: Unlock Walkthrough

A practical walkthrough for chasing Dust Sans in Undertale Adventures X, covering banners, events, raids, currency planning, and verification tips.

Undertale Adventures How to Get Gaster: Unlock Walkthrough - guide guide
Guide

Undertale Adventures How to Get Gaster: Unlock Walkthrough

Learn how to get Gaster in Undertale Adventures X: secret unit sources, summon planning, event tracking, and team prep tips in one walkthrough.

Undertale Adventures Trait Rerolls: Step-by-Step Guide - guide guide
Guide

Undertale Adventures Trait Rerolls: Step-by-Step Guide

Learn how Undertale Adventures trait rerolls work, which units to reroll first, and how to spend reroll resources efficiently in this Roblox tower...

Undertale Adventures trello - guide guide
guide

Undertale Adventures trello

Looking for the Undertale Adventures Trello board? Here is the current status of official links, where roadmap info actually appears, and how to track updates.

Undertale Adventures Upgrade Units: Best Picks & Leveling Order - guide guide
Guide

Undertale Adventures Upgrade Units: Best Picks & Leveling Order

Learn which Undertale Adventures units to upgrade first, how to spend resources efficiently, and build a strong tower defense team for every stage.