About
On Steam, 82% of 2,167 player reviews are positive (Very Positive). 143 people are playing it on Steam right now, with a peak of 274 in the last 30 days. It is Verified on Steam Deck.
Build the ultimate battle vehicle and rage against the machines in a chaotic Bullet Heaven Builder. Master a deep, block-based vehicle-building system to survive an army of robotic foes driven by a crazed AI, ramming them at speed and shooting infinite projectiles.
Games like TerraTech Legion
same kind of game, other series
Media
Trailers
Releases
Earliest full release on each platform; regional dates can differ.
PC and Steam Deck
Steam store pageSteam Deck: Verified works great out of the box
Minimum
Recommended
OS
Windows 10
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Processor
Intel Core i7-4790 or AMD Ryzen 5 1400
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Memory
16 GB RAM
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Graphics
NVIDIA GeForce GTX 970, 4 GB or AMD Radeon RX 570, 4 GB
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Storage
7 GB available space
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Additional Notes
Minimum requirements may change over the course of development.
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Requirements and Deck status as listed on Steam, checked Oct 29, 2026.
TerraTech Legion player count
concurrent players on Steam143playing now2h ago
143peak today
27430-day peak
274highest we have seenOct 25, 2026
Oct 23daily peak, last 13 daystoday
Players counted on Steam every one to six hours; the daily peak is the highest count of the day.
TerraTech Legion achievements
53 achievements on SteamRarest
Million Dead Destroy 1,000,000 Legion bots of any type
0.6%
Complete Collection Unlock all blocks and view the completed Blockpedia
0.8%
All Star Unlock all 48 Stars
1.4%
Tanked Up Build a Tech that can boost for 5 seconds
2.2%
A Good Start Destroy 500,000 Legion bots of any type
2.3%
Magma Hellscape - Hard Complete Magma Hellscape on Level 3 difficulty
3.2%
All 53 achievements by how many players unlocked them
Boss Rush Destroy 60 Bosses
4.2%
Icebound Hollow - Hard Complete Icebound Hollow on Level 3 difficulty
5.1%
Rotwater Basin - Hard Complete Rotwater Basin on Level 3 difficulty
7.3%
A Statistic Destroy 250,000 Legion bots of any type
7.8%
Boss A Nova Destroy 40 Bosses
7.9%
Swan Song Fully upgrade Cepheid Swan's skill tree
9.5%
Sam's Special Fully upgrade Sam Ashida's skill tree
10.2%
JP GG Fully upgrade Jean-Pierre Grandier's skill tree
11.1%
Mikela's Crafty Fully upgrade Mikela Craft's skill tree
11.4%
Dustbowl - Hard Complete Dustbowl on Level 3 difficulty
11.7%
Explosive Flux Converter Attach the +Explosive Flux Converter corrupted block
12.8%
AHHH! Reach level 30
13.5%
Ballistic Flux Converter Attach the +Ballistic Flux Converter corrupted block
16.3%
Magma Hellscape - Medium Complete Magma Hellscape on Level 2 difficulty
17%
Point And Shoot Attach the Point And Shoot corrupted block
17.3%
Energy Flux Converter Attach the +Energy Flux Converter corrupted block
17.9%
The Juggernaut Attach the Juggernaut corrupted block
19.2%
Who's the Boss? Destroy 20 Bosses
19.4%
Repair Rush Attach the Repair Rush corrupted block
19.8%
Icebound Hollow - Medium Complete Icebound Hollow on Level 2 difficulty
20.2%
Gotta Go Fast Attach the Gotta Go Fast corrupted block
20.6%
Tunnel Vision Attach the Tunnel Vision corrupted block
21.9%
Triple Trouble Attach the Triple Trouble corrupted block
23.4%
Grond! Grond! Grond! Attach the Grond corrupted block
24.4%
Oh! Reach level 25
24.5%
Legion's Sinking Feelin' Destroy 100,000 Legion bots of any type
26.6%
Improbable Reach 1,000,000 points in Survive
27.5%
Rotwater Basin - Medium Complete Rotwater Basin on Level 2 difficulty
28%
Exterminator Reach 500,000 points in Survive
29%
Decent Progress Reach 200,000 points in Survive
30.5%
If at first... Reach 50,000 points in Survive
32%
Dustbowl - Medium Complete Dustbowl on Level 2 difficulty
38.8%
Healing Factor Build a Tech with health regen at least 10 per second
39.5%
Magma Hellscape - Easy Complete Magma Hellscape on Level 1 difficulty
39.7%
Not bad Reach level 20
44.2%
Good for Health Build a Tech with total health of 1,000
48%
Rip and Tear Build a Tech with at least 1,000 DPS from Impact weapons
49.8%
Better Future Feature Unlock Cepheid Swan
50.1%
Icebound Hollow - Easy Complete Icebound Hollow on Level 1 difficulty
54.4%
Rotwater Basin - Easy Complete Rotwater Basin on Level 1 difficulty
64.5%
Hawkeye Supersoldier Unlock Sam Ashida
67.4%
Boom! Boom! Boom! Build a Tech with at least 1,000 DPS from Area weapons
68.8%
Unlimited Power! Build a Tech with at least 1,000 DPS from Energy weapons
73%
Dustbowl - Easy Complete Dustbowl on Level 1 difficulty
81.5%
GeoCorp Champion Unlock Jean-Pierre Grandier
85.2%
Never Out Gunned Build a Tech with at least 1,000 DPS from Ballistic weapons
88.1%
Blocks on Blocks on Blocks Build a Tech with at least 32 blocks attached
91.1%
Share of Steam players who unlocked each achievement.