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Sphere TD cover art
Sphere TD cover art

Activates on Steam. Region: Global.

Sphere TD

Standard Issue Games · 2026

€1.73

Activates on Steam. Region: Global.

€1.73

In stock at its regular priceIn stock

Number of keysNumber of keys: 1
Up to 2 per order
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  • Mastercard
  • PCI DSS compliant

Before you buy

Platform
Activates on Steam. You need a Steam account and the Steam app.
Region
Global: no regional lockREGION FREE
Languages
English
Delivery
To your account, usually within minutes after payment is confirmed

This is a complex but rewarding TD. Featuring high replayability (Top 100 cadets have spent 110+ hours), deep RPG builds, with roguelite and incremental elements. BUILD YOUR TOWERS You will need to build EVERY tower. No presets. SPAM THE PROJECTILES Defend your base, ideally by spamming hundreds of projectiles down the sphere's path. MAKE YOUR CHOICE Pick ModCards for a small (or legendary) boost to your base or drone tower. 1 TOWER = 1, 000, 000 BUILDS After action report means building more towers. No sleeping on the job, cadet! BIGGER SPHERE, BIGGER PROFITS Destroy spheres for profit or just mine ores. Are your towers are up to the job? CRAFTS MODS TO THE MAX Got rich from mining? Here's how to spend your gold. More theory-crafting and actual crafting. DEFEND, BUILD, MINE, IDLE... PLAY HOW YOU WANT. The Galatium Academy allows Cadets plenty of freedom and free time in the Sphere Simulacrum. RPG + TD ● Mod & Build Towers ● Roguelite ModCards ● Meta Progression Spheres are invading Earth-25. Build your towers and mod your projectiles — split it, add it, bounce it, chain it, multiply it! A true 1 tower = 1, 000, 000+ builds. Min-max tower, craft mods, pick ModCards, fly drones, mine ores, idle and enjoy the music, the choice is yours. Features: Build & mod your towers and projectiles! Nothing is premade! 39 towers with unique layouts and functions. 33 mods, each with tiers, MK upgrades, a B-Side function, and 3 unique perks Research, advanced mod crafting, and long-term progression. Tower inventory and energy management. 50 hand-crafted levels, endless mode, and map-specific challenges. A massive world map with 52, 000 nodes and procedurally generated setups. Play offline. Online features like cloud sync and leaderboard are also supported.

More on platform 1 · Steam

More strategy on Steam, in board order.

All Steam keys

Activates on Steam. Region: Global.

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