IT IS FREE!!!In-App Purchase
- Newbie Bundle - $0.99
- Piggy Bank - $4.99
- Premium Buff - $24.99
- Beginner Bundle - $2.99
- Wave Pass - $12.99
- Expert Bundle - $6.99
- Ads Remove 1day - $0.99
- Random Sentinel (A) - $2.99
- Cube Bundle 400 +400 - $2.99
- Exclusive Sentinel Kit(S+) - $24.99
Version 1.2.72025-10-07
Challenge Mode
From Wave 201 onward, a harsh challenge awaits.
No more Credits, Cubes, or other loot can be obtained. Only the vast void of space lies ahead until Wave 2000.
(All rewards accumulated so far will be granted, regardless of your choice.)
Do you accept the challenge?
“Bzzzt... This is SpaceXYZ. The war has already begun.”
Build your base, drop your units, and hold out against wave after wave of enemies.
A real-time strategy defense game!
Get ready for an epic Survival Battle in the heart of Space!
How long will you and your base survive?
■ Waves of Monsters. No time to blink!
Look away for just a second, and your base could fall.
Deploy your forces fast and make strategic decisions to defend your lines.
■ Build, Upgrade, and Power Up!
Construct buildings, gather resources, and upgrade your base and forces!
Progress and feel the difference! This is the real fun.
■ Various Units! Precise Timing!
From tiny units to massive battleships!
What you deploy and when, is all up to you!
Make the right calls, deploy, and take control of the battlefield.
■ Simple controls. In-Depth Strategy.
Easy to play, tough to master the strategy.
The deeper you think, the deeper you'll fall into this game.
SpaceXYZ: Idle Tower Defense
Strategic Survival Game with fast progress and relentless waves.
Everything's prepared. All that's missing... is you.