BAR / BUILD ATLAS
← All builds
Tech / Cortex / Economy first / OBSERVED BUILD

Standard tech

Cortex Tech (Eco) build order · Supreme Isthmus

Rushes T2 with a Bot Lab at 1:29 and Advanced Bot Lab by 4:21, upgrades mex, and hands the first T2 constructor to Geo while feeding constructors and units to teammates as the game moves on.

Usually first T2 con to Geo (67%)

#t2 #eco #team support · 67 distinct matches · 30 players · 63% of Cortex Tech games · team won 39% of 67 · Recently observed

HOW TO PLAY IT

Key timing: Advanced Bot Lab by 4:18

  1. Open mex and wind, then rush Bot Lab immediately.
  2. Finish Bot Lab fast, planning to eat it at 3:31.
  3. Push Advanced Bot Lab out, then eat it again around 10:25.
  4. Hand first T2 constructor to Geo as soon as it's ready.
  5. Add Fusion Reactor and keep feeding cons and units to allies.

Phase by phase

TYPICAL OF ITS 67 GAMES
  1. 1
  2. 2
  3. 3
  4. 4
PLAY THE OPENING

Follow the example game's first 6:00 step by step: what to build now, what comes next, and where it goes. At 1× it keeps pace with your own game.

  1. 1

    Up to the Bot Lab

    Economy
    • Metal Extractor3Mex
    • Wind Turbine4Wind
    Order
    1. Bot LabBot Lab after 3 mex, 4 winddone ~1:16, middle half 1:12–1:32

    By 0:59 in all: 3 mex · 4 wind

    The example game in this phase · 4 steps
    1. Mex ×3
    2. Wind ×4
    3. Energy storage
    4. Bot LabBot Labdone 1:33 · typical 1:16
  2. 2

    Bot Lab to Advanced Bot Lab

    Economy
    • Metal Extractor1Mex
    • Wind Turbine6Wind
    Order
    1. Advanced Bot LabAdvanced Bot Lab after 4 mex, 10 wind, 2 con turretdone ~4:28, middle half 4:13–4:41
    Builders
    • Construction Turret2 Con turret
    • Graverobber3 Graverobber
    • Construction Bot2 Con bot
    • Construction Bot1 Con bot for allies

    Some games also: converter (40%) · energy storage (39%)

    By 3:04 in all: 4 mex · 10 wind · 1 energy storage · 2 con turret

    The example game in this phase · 13 steps
    1. Construction BotCon bot
    2. Construction BotCon botfor Air
    3. Construction BotCon bot
    4. GraverobberGraverobber ×2
    5. Mex
    6. GraverobberGraverobber
    7. Con turret ×2
    8. Wind ×6
    9. Converter ×3
    10. Wind
    11. Converter
    12. Wind ×3
    13. Advanced Bot LabAdvanced Bot Labdone 4:33 · typical 4:28
  3. 3

    Advanced Bot Lab to 5:00

    Economy
    • Wind Turbine4Wind
    • Energy Converter1Converter
    Order
    1. Bot LabEat Bot Lab
    Builders
    • Advanced Construction Bot1 T2 con bot for allies

    By 5:00 in all: 4 mex · 15 wind · 2 converter · 1 energy storage · 2 con turret

    The example game in this phase · 6 steps
    1. Wind
    2. Converter
    3. Wind
    4. Bot LabEat Bot Labreclaimed for its metal
    5. Advanced Construction BotT2 con botfor Air
    6. Advanced Metal ExtractorT2 mexdone 5:25 · typical 5:41
  4. 4

    5:00 to 10:00

    Economy
    • Wind Turbine12Wind
    Builders
    • Construction Turret3 Con turret
    • Advanced Construction Bot4 T2 con bot for allies
    • Advanced Construction Bot1 T2 con bot
    • Twitcher1 Twitcher

    Some games also: converter (43%)

    By 10:00 in all: 4 mex · 28 wind · 4 converter · 1 energy storage · 5 con turret

    The example game in this phase · 54 steps
    1. Advanced Metal ExtractorT2 mex ×3
    2. Advanced Construction BotT2 con bot
    3. Advanced Construction BotT2 con botfor unknown
    4. TwitcherTwitcher
    5. Advanced Construction BotT2 con bot ×3for Pond
    6. Energy storage
    7. Wind ×2
    8. Con turret
    9. SkuttleCrawling bombdone 8:28
    10. Wind
    11. Solar
    12. Wind
    13. Solar
    14. Wind
    15. Solar
    16. Advanced Construction BotT2 con bot
    17. Con turret
    18. Converter
    19. Con turret
    20. Converter
    21. Fusion ReactorFusiondone 10:22
    22. Converter
    23. Con turret ×2
    24. Converter ×2
    25. Con turret
    26. Converter ×2
    27. Con turret
    28. Converter
    29. Con turret
    30. Metal storage
    31. Converter ×3
    32. Advanced Bot LabEat Advanced Bot Labreclaimed for its metal
    33. Converter
    34. PrevailerPrevailerdone 11:11
    35. Converter
    36. Con turret ×3
    37. Converter
    38. Con turret
    39. Converter ×2
    40. Fusion ReactorFusion
    41. Converter ×7
    42. NemesisNemesis
    43. Con turret
    44. Converter
    45. Con turret
    46. Converter
    47. Con turret ×2
    48. Converter
    49. Con turret
    50. Converter ×2
    51. Fusion ReactorFusion
    52. Converter ×10
    53. Advanced Fusion ReactorAdvanced Fusion Reactornot finished by 15:00
    54. Converter ×10

Counts are medians over the build's games: half of them build more, half fewer. The example game is enderOS1's (34 OS, 10/10/2026); pick another.

Team trades

IN AT LEAST 30% OF ITS GAMES

You hand over

  • Construction Bot1 Con bot to Air or Geofirst at 2:37 · in 64% of games
  • Advanced Construction Bot5 T2 con bot to Air or Pond or Geo seafirst at 5:10 · in 84% of games

You get

  • Hercules1 Light transport from Airfirst at 4:13 · in 73% of games

How it plays out

Typical game of this build, running totals by minute

Metal produced

010k20k30k
0:005:0010:0015:00

metal

Enemy metal destroyed

00.51
0:005:0010:0015:00

metal

Own metal lost

050100150
0:005:0010:0015:00

metal

67 games.

Show as table
ByMetal produced: This buildEnemy metal destroyed: This buildOwn metal lost: This build
1:0038400
2:0091600
3:00167600
4:00306900
5:00468100
6:00560400
7:00695700
8:00885900
9:001115200
10:001383000
11:001649700
12:002054100
13:002330700
14:00255150102
15:00283760148
WHAT THE NUMBERS SAY

Standard tech rush, strong economy but team won only a quarter of games with almost no combat footprint.

  • + Produces 28832 metal by 15:00, highest of any role's standard build shown.
  • − Team only won 25% of games despite the fast T2 and big economy.
THE EXAMPLE YOU ARE READING

enderOS1

33.6 OS · 10/10/2026

Open source match ↗

2 received units · includes a constructor
1609 metal received · 140826 energy received

Allied construction assistance is unknown. Timings are observations, not a promise of solo reproducibility.

Typical milestones

Bot Lab1:16Middle 50%: 1:12–1:32 · n=67
Advanced Bot Lab4:28Middle 50%: 4:13–4:41 · n=58
Advanced Metal Extractor5:41Middle 50%: 5:18–6:00 · n=61

Played most by

RollingBread18games of this buildMilkdragon6games of this buildCommandoMan5games of this buildDouglasBacon4games of this buildAdeus2games of this build