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Geo sea / Cortex / Economy first / OBSERVED BUILD

Standard geo sea

Cortex Geo sea build order · Supreme Isthmus

The usual Cove-side sea opening: bot lab for an early defensive bot, shipyard in the cove, then frigates, destroyers and submarines to contest the sea and defend the base.

Usually shipyard in the cove (98%)

#naval #defence · 1101 distinct matches · 105 players · 83% of Cortex Geo sea games · team won 52% of 1231 · Recently observed

HOW TO PLAY IT

Key timing: Shipyard by 3:16

  1. Grab 3 mex and open wind while laying down bot lab.
  2. Get bot lab up then push straight into shipyard.
  3. Finish shipyard, start pumping subs and frigates to contest sea.
  4. Add submarine, frigate and destroyer to hold sea lanes.
  5. Bring geo online and transition into mixed navy.

Phase by phase

TYPICAL OF ITS 1101 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 Turbine3Wind
    Order
    1. Bot LabBot Lab after 3 mex, 3 winddone ~1:12, middle half 1:07–1:26

    Some games also: wind for allies (48%)

    By 0:55 in all: 3 mex · 3 wind

    The example game in this phase · 5 steps
    1. Mex ×3
    2. Windfor Air
    3. Wind
    4. Windfor Air
    5. Bot LabBot Labdone 1:06 · typical 1:12
  2. 2

    Bot Lab to Shipyard

    Economy
    • Metal Extractor1Mex
    • Wind Turbine2Wind
    Order
    1. ShipyardShipyard after 4 mex, 5 wind, 1 energy storagedone ~3:17, middle half 3:02–3:33
    Builders
    • Construction Bot3 Con bot
    • Graverobber2 Graverobber
    Army
    • Grunt1 Grunt

    Some games also: con turret (45%) · trasher (40%) · energy storage (33%) · wind for allies (31%)

    By 2:51 in all: 4 mex · 5 wind · 1 energy storage

    The example game in this phase · 12 steps
    1. Wind
    2. GraverobberGraverobber
    3. Wind
    4. Construction BotCon bot
    5. Wind
    6. Construction BotCon bot
    7. GraverobberGraverobber
    8. Construction BotCon bot
    9. Mex
    10. GraverobberGraverobber
    11. Energy storage
    12. ShipyardShipyarddone 2:53 · typical 3:17
  3. 3

    Shipyard to 5:00

    Economy
    • Metal Extractor4Mex
    Order
    1. Bot LabEat Bot Lab
    Builders
    • Construction Ship1 Con ship
    Army
    • Riptide2 Frigate
    • Orca1 Submarine
    Other
    • Radar Tower1 Radar Tower

    Some games also: missile corvette (50%) · Guard (49%) · wind (48%) · destroyer (45%) · gunboat (39%)

    By 5:00 in all: 8 mex · 6 wind · 1 energy storage · 1 con turret

    The example game in this phase · 20 steps
    1. TrasherTrasher
    2. Construction ShipCon ship
    3. HerringMissile corvette
    4. Mex
    5. HerringMissile corvette
    6. Bot LabEat Bot Labreclaimed for its metal
    7. HerringMissile corvette
    8. Mex
    9. OrcaSubmarinefor Suicide frontdone 3:49 · typical 4:17
    10. Mex ×3
    11. RiptideFrigate ×2done 4:14 · typical 4:37
    12. Radar TowerRadar Tower
    13. Mex
    14. Death CavalryDeath Cavalry
    15. Dragon's TeethDragon's Teeth
    16. Mex
    17. Dragon's TeethDragon's Teeth ×5
    18. Radar TowerRadar Tower
    19. OppressorDestroyerdone 5:44 · typical 5:52
    20. Dragon's TeethDragon's Teeth ×2
  4. 4

    5:00 to 10:00

    Economy
    • Metal Extractor2Mex
    • Wind Turbine8Wind
    • Energy Converter1Converter
    Builders
    • Construction Turret1 Con turret
    • Death Cavalry2 Death Cavalry
    • Construction Ship1 Con ship
    Army
    • Guard2 Guard
    • Riptide5 Frigate
    • Oppressor2 Destroyer
    Other
    • Naval Radar / Sonar Tower2 Naval Radar / Sonar Tower

    Some games also: geo (47%) · Thistle (40%) · submarine (34%)

    By 10:00 in all: 10 mex · 15 wind · 1 geo · 4 converter · 1 energy storage · 2 con turret

    The example game in this phase · 143 steps
    1. Dragon's TeethDragon's Teeth ×2
    2. Naval Radar / Sonar TowerNaval Radar / Sonar Tower
    3. Dragon's TeethDragon's Teeth ×2
    4. GuardGuard
    5. Dragon's TeethDragon's Teeth ×2
    6. UrchinUrchin
    7. Converter
    8. Construction ShipCon ship
    9. Converter
    10. RiptideFrigate
    11. Converter
    12. RiptideFrigate
    13. Converter
    14. Death CavalryDeath Cavalry
    15. Converter
    16. OppressorDestroyer
    17. Bot LabBot Labdone 7:05
    18. HerringMissile corvette
    19. Converter
    20. Naval Radar / Sonar TowerNaval Radar / Sonar Tower
    21. Wind
    22. Advanced Metal ExtractorT2 mexdone 8:32 · typical 9:22
    23. Wind
    24. AggravatorAggravatorfor Suicide front
    25. Wind
    26. AggravatorAggravator ×2for Suicide front
    27. Construction BotCon bot
    28. Wind
    29. Construction BotCon bot
    30. Wind ×2
    31. AggravatorAggravator ×5for Suicide front
    32. Wind
    33. AggravatorAggravator ×2for Suicide front
    34. Naval Radar / Sonar TowerNaval Radar / Sonar Tower
    35. Advanced Metal ExtractorT2 mex
    36. AggravatorAggravator ×2for Suicide front
    37. Wind
    38. AggravatorAggravator ×2for Suicide front
    39. Mex
    40. AggravatorAggravator ×2for Suicide front
    41. OppressorDestroyer
    42. AggravatorAggravatorfor Suicide front
    43. Con turret
    44. AggravatorAggravatorfor Suicide front
    45. Advanced Metal ExtractorT2 mex
    46. AggravatorAggravator ×2for Suicide front
    47. UrchinUrchin
    48. AggravatorAggravator ×3
    49. Bot LabEat Bot Labreclaimed for its metal
    50. OppressorDestroyer
    51. Naval Construction Turret
    52. Con turret
    53. HerringMissile corvette
    54. Advanced Metal ExtractorT2 mex
    55. HerringMissile corvette
    56. Con turret
    57. HerringMissile corvette
    58. Wind ×2
    59. HerringMissile corvette
    60. Wind ×2
    61. Con turret
    62. Wind
    63. UrchinUrchin
    64. Converter
    65. OppressorDestroyer
    66. Advanced Metal ExtractorT2 mex
    67. UrchinUrchin
    68. Wind
    69. Converter
    70. Wind ×2
    71. UrchinUrchin
    72. Wind
    73. Wind
    74. Wind
    75. Tidal
    76. OppressorDestroyer
    77. Wind ×3
    78. Wind
    79. Wind ×3
    80. UrchinUrchin
    81. Wind ×2
    82. Advanced Metal ExtractorT2 mex
    83. Wind
    84. OppressorDestroyer
    85. Wind ×3
    86. Naval Radar / Sonar TowerNaval Radar / Sonar Tower
    87. Wind
    88. Converter
    89. Advanced ShipyardAdvanced Shipyarddone 13:48
    90. Wind ×2
    91. Death CavalryDeath Cavalry
    92. Wind
    93. Wind
    94. Wind
    95. Con turret
    96. Wind
    97. Naval Construction Turret
    98. Wind
    99. Wind ×5
    100. Death CavalryDeath Cavalry
    101. Wind
    102. Converter
    103. Wind
    104. UrchinUrchin
    105. Wind
    106. Con turret
    107. Wind
    108. Wind ×2
    109. UrchinUrchin
    110. Con turret
    111. Wind
    112. Wind
    113. Wind
    114. Naval Energy Storage
    115. Death CavalryDeath Cavalry
    116. Wind ×2
    117. Wind
    118. Converter
    119. Naval Energy Storage
    120. Converter
    121. Wind
    122. Wind
    123. Advanced Geothermal PowerplantAdvanced Geothermal Powerplantnot finished by 15:00
    124. Mex
    125. Converter
    126. SlingshotSlingshot
    127. Naval Energy Storage
    128. Wind
    129. Wind ×2
    130. Naval Metal Storage
    131. Wind
    132. Wind
    133. Wind
    134. Naval Radar / Sonar TowerNaval Radar / Sonar Tower
    135. Wind ×2
    136. Construction ShipCon ship
    137. Wind
    138. Wind
    139. Advanced Construction SubAdvanced Construction Sub
    140. Wind
    141. Wind
    142. Wind
    143. PathfinderPathfinder

Counts are medians over the build's games: half of them build more, half fewer. The example game is Godmother13's (38 OS, 09/10/2026); pick another.

Team trades

IN AT LEAST 30% OF ITS GAMES

You hand over

  • Wind Turbine2 Wind to Airfirst at 1:48 · in 69% of games

You get

  • Finch1 Finch from Airfirst at 1:51 · in 83% of games
  • Hercules1 Light transport from Airfirst at 2:00 · in 74% of games
  • Advanced Construction Bot1 T2 con bot from Techfirst at 7:44 · in 89% 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

05k10k
0:005:0010:0015:00

metal

Own metal lost

02.5k5k7.5k
0:005:0010:0015:00

metal

1231 games.

Show as table
ByMetal produced: This buildEnemy metal destroyed: This buildOwn metal lost: This build
1:0039700
2:0092800
3:00156600
4:002894051
5:00410315052
6:005454465231
7:006936931545
8:0086071586891
9:001047524951344
10:001263736252026
11:001520048242823
12:001811162243694
13:002141373644421
14:002501686615334
15:002887297726351
WHAT THE NUMBERS SAY

Matches the role's own norm almost exactly, sitting at the typical 52% team win rate for Geo sea.

  • + Reliable timing: bot lab by 1:12 and shipyard by 3:16 in the middle half of games.
  • − Own metal lost climbs to 6854 by 15:00, showing sea fights stay costly.
THE EXAMPLE YOU ARE READING

Godmother13

37.8 OS · 09/10/2026

Open source match ↗

9 received units · includes a constructor
1215 metal received · 114065 energy received

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

Typical milestones

Bot Lab1:12Middle 50%: 1:07–1:26 · n=1210
Shipyard3:17Middle 50%: 3:02–3:33 · n=1223
Orca4:17Middle 50%: 3:51–4:59 · n=848
Riptide4:37Middle 50%: 4:08–5:21 · n=1196
Oppressor5:52Middle 50%: 5:08–6:36 · n=1118
Geothermal Powerplant8:00Middle 50%: 7:02–9:04 · n=732
Advanced Metal Extractor9:22Middle 50%: 8:45–10:10 · n=1064

Played most by

sirniho125games of this buildSHOGVN100games of this buildOptimusprimenutt86games of this buildPRO_Rerory52games of this buildTheSituation43games of this build