OTTTD
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About OTTTD
OTTTD (Over The Top Tower Defence) is a tower defence/RTS game with RPG elements. As a commander for HEROCORP™, the universe’s 4th largest private military organization, you lead a squad against creatures from other dimensions. In 2136, HEROCORP’s science division opens Trans-Dimensional Rifts to create opportunities for war in other universes, while your job is to “preemptively defend” Earth against alien dimensions.
Lead your squad
Choose from 7 hero classes to form a squad of 3 battlefield employees. They earn XP through combat and can level up through custom skill trees, including powerful abilities to use during fights. You can equip them with over 30 weapons and multiple armor options with different stats to suit your play-style.
The game includes:
- 30+ active abilities
- 40+ passive skills
- 12 tower types to build
- 6 firearm classes
Fight across dimensions
Build your defences and battle creatures including floating eyeballs, Gunclams, giant armored Wartoises, a giant flying shark and the mythological Kraken. Enemies include 12 kinds of hellish threats, such as a Cactus Ghost making a beeline for your battlefield HQ.
PC edition
The PC release features high-resolution graphics and crisper sound.
Frequently asked questions
The best price for OTTTD is $0.54 at Kinguin. That is 93% less than on Steam, where it costs $7.99. 9 shops have an offer that activates in your country.
Some are. This page only shows offers that activate in your country; offers for other regions, or with no stated region, are left out. To see the offers for another country, change your country at the top of the page.
Every key we list activates on Steam. Redeem the key there and OTTTD stays in your library for good.
Yes, with a small risk. Publishers create keys to sell in other shops, which is why a key can cost less than in the official store, and once you activate it the game is yours to keep, just like a store purchase. On average 1–2% of keys fail, so check the shop's buyer protection before you buy: the official store does not refund keys bought elsewhere.
The minimum requirements for OTTTD are: Windows XP, 1 GB RAM, 300 MB storage. It also runs on macOS. The recommended specs are in the System requirements section.
No. OTTTD is a single-player game.
Yes. OTTTD is the full base game. You need nothing else to play it.
Buy OTTTD 93% cheaper than on Steam.
OTTTD is available for 93% less in shops such as Kinguin, Gameseal, or Eneba.
Steam lets publishers create keys to sell in other shops. Once you activate a key, the game is yours to keep, just like a store purchase.
Disclaimer: CD keys have an inherent 1–2% average failure rate. Check the shop terms for buyer protection info. Steam offers no buyer protection for keys bought in other shops and doesn't refund them.











