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Beach sea / Cortex / Economy first / OBSERVED BUILD

Standard beach sea

Cortex Beach sea build order · Supreme Isthmus

The role's usual play: com goes to sea to build a shipyard around 2 minutes, pumping frigates and destroyers to contest enemy sea entry or hold vision, with an advanced metal extractor around 10 minutes as the transition into the team's…

Usually shipyard first (94%)

#naval #eco · 935 distinct matches · 113 players · 83% of Cortex Beach sea games · team won 54% of 1009 · Recently observed

HOW TO PLAY IT

Key timing: Shipyard by 1:57

  1. Grab mex and tidal, push com to sea to build shipyard.
  2. Finish shipyard and start pumping frigate and destroyer.
  3. Field first frigate to contest enemy sea entry or hold vision.
  4. Add destroyer to the mix as the fight for sea develops.
  5. Shift into advanced metal extractor as the economy transition.

Phase by phase

TYPICAL OF ITS 935 GAMES
  1. 1
  2. 2
  3. 3
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 Shipyard

    Economy
    • Metal Extractor3Mex
    • Wind Turbine2Windfor allies
    • Wind Turbine2Wind
    • Energy Storage1Energy storage
    Order
    1. ShipyardShipyard after 3 mex, 2 wind, 1 energy storagedone ~1:56, middle half 1:41–2:07

    Some games also: tidal (31%)

    By 1:40 in all: 3 mex · 2 wind · 1 energy storage

    The example game in this phase · 6 steps
    1. Mex ×2
    2. Windfor Air
    3. Mex
    4. Windfor Air
    5. Wind
    6. ShipyardShipyarddone 1:29 · typical 1:56
  2. 2

    Shipyard to 5:00

    Economy
    • Metal Extractor5Mex
    • Tidal Generator2Tidal
    Builders
    • Construction Ship2 Con ship
    Army
    • Riptide2 Frigate
    • Herring1 Missile corvette
    • Oppressor1 Destroyer
    Other
    • Naval Radar / Sonar Tower1 Naval Radar / Sonar Tower

    Some games also: Urchin (46%) · wind (39%) · submarine (38%) · mex (36%) · gunboat (36%)

    By 5:00 in all: 8 mex · 3 wind · 2 tidal · 1 energy storage

    The example game in this phase · 20 steps
    1. Construction ShipCon ship
    2. Wind ×3
    3. Construction ShipCon ship
    4. OppressorDestroyerdone 3:44 · typical 5:12
    5. Mex
    6. Mex
    7. Mex ×2
    8. Mex
    9. Mex
    10. Tidal ×2
    11. SentrySentry
    12. Tidal
    13. HerringMissile corvette ×3
    14. SentrySentry
    15. HerringMissile corvette ×2
    16. Naval Construction Turret
    17. HerringMissile corvette
    18. SentrySentry
    19. Tidal
    20. HerringMissile corvette
  3. 3

    5:00 to 10:00

    Economy
    • Metal Extractor1Mex
    • Wind Turbine9Wind
    Builders
    • Construction Ship1 Con ship
    • Death Cavalry1 Death Cavalry
    Army
    • Urchin1 Urchin
    • Riptide5 Frigate
    • Oppressor2 Destroyer
    • Herring2 Missile corvette
    Other
    • Naval Radar / Sonar Tower1 Naval Radar / Sonar Tower

    Some games also: Naval Construction Turret (49%) · Guard (47%) · Radar Tower (40%) · tidal (40%) · con turret (35%)

    By 10:00 in all: 9 mex · 11 wind · 4 wind · 4 tidal · 1 energy storage · 1 Naval Construction Turret

    The example game in this phase · 108 steps
    1. Tidal
    2. HerringMissile corvette
    3. Tidal
    4. HerringMissile corvette
    5. SentrySentry
    6. Tidal
    7. HerringMissile corvette
    8. Tidal
    9. HerringMissile corvette
    10. Tidal
    11. HerringMissile corvette
    12. Mex
    13. Converter
    14. HerringMissile corvette ×3
    15. Converter
    16. HerringMissile corvette ×4
    17. Naval Radar / Sonar TowerNaval Radar / Sonar Tower
    18. Converter
    19. HerringMissile corvette ×2
    20. OppressorDestroyer
    21. Tidal
    22. Naval Radar / Sonar TowerNaval Radar / Sonar Tower
    23. Converter
    24. Tidal
    25. HerringMissile corvette
    26. Naval Energy Converter
    27. HerringMissile corvette
    28. Converter
    29. Naval Energy Converter
    30. HerringMissile corvette
    31. Naval Energy Converter
    32. HerringMissile corvette
    33. Naval Energy Converter
    34. Converter
    35. HerringMissile corvette
    36. Naval Energy Converter
    37. HerringMissile corvette
    38. Naval Energy Converter
    39. OppressorDestroyer
    40. Advanced Metal ExtractorT2 mexdone 10:21 · typical 9:58
    41. Naval Construction Turret
    42. Converter
    43. Naval Construction Turret
    44. Converter
    45. Naval Construction Turret
    46. Con turret
    47. Advanced Metal ExtractorT2 mex
    48. Tidal
    49. HerringMissile corvette
    50. Tidal ×2
    51. HerringMissile corvette
    52. Tidal
    53. Naval Construction Turret
    54. HerringMissile corvette
    55. Tidal
    56. HerringMissile corvette
    57. Tidal
    58. HerringMissile corvette
    59. Tidal
    60. HerringMissile corvette
    61. Wind
    62. HerringMissile corvette
    63. Tidal
    64. HerringMissile corvette
    65. Tidal
    66. Wind
    67. HerringMissile corvette
    68. Wind
    69. Tidal
    70. HerringMissile corvette
    71. Tidal
    72. Advanced Metal ExtractorT2 mex
    73. HerringMissile corvette
    74. Wind
    75. Tidal
    76. HerringMissile corvette
    77. Wind
    78. Tidal
    79. HerringMissile corvette
    80. Tidal
    81. Wind
    82. HerringMissile corvette
    83. Tidal
    84. Wind
    85. OppressorDestroyer
    86. Wind ×3
    87. Advanced Metal ExtractorT2 mex
    88. OppressorDestroyer
    89. Wind ×3
    90. ShipyardEat Shipyardreclaimed for its metal
    91. Advanced ShipyardAdvanced Shipyarddone 13:36
    92. Wind ×3
    93. Tidal
    94. Wind ×2
    95. Tidal
    96. Wind
    97. Tidal ×2
    98. Wind
    99. Tidal ×2
    100. Wind
    101. Advanced Construction SubAdvanced Construction Sub
    102. Wind ×3
    103. PhantasmRadar jammer ship
    104. Wind
    105. Advanced Metal ExtractorT2 mex
    106. Wind
    107. DespotBattleshipnot finished by 15:00
    108. Wind

Counts are medians over the build's games: half of them build more, half fewer. The example game is El_Turco's (38 OS, 08/10/2026); pick another.

Team trades

IN AT LEAST 30% OF ITS GAMES

You hand over

  • Wind Turbine3 Wind to Airfirst at 1:52 · in 78% of games

You get

  • Finch1 Finch from Airfirst at 1:59 · in 82% of games
  • Lazarus1 Lazarus from Geofirst at 2:14 · in 63% of games
  • Hephaestus1 Heavy transport from Airfirst at 2:16 · in 67% of games
  • Construction Bot1 Con bot from Geofirst at 2:27 · in 70% of games
  • Hercules1 Light transport from Airfirst at 2:32 · in 32% of games
  • Advanced Construction Bot1 T2 con bot from Techfirst at 8:09 · 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

1009 games.

Show as table
ByMetal produced: This buildEnemy metal destroyed: This buildOwn metal lost: This build
1:0040300
2:0093700
3:00156900
4:002538051
5:003715197100
6:005041540261
7:0064861074590
8:00805618061014
9:00967627771581
10:001157039202310
11:001375549693051
12:001628260643825
13:001909071214611
14:002186582015711
15:002489893256582
WHAT THE NUMBERS SAY

Standard sea-first play for Beach sea, with the lowest team win rate of the roles shown at 54% and a big gap in metal destroyed vs lost by 15:00.

  • + Metal produced hits 24892 by 15:00, second highest overall shown.
  • − Enemy metal destroyed only 9261 by 15:00 against own losses of 6529, a tight margin for a sea role.
THE EXAMPLE YOU ARE READING

El_Turco

38.3 OS · 08/10/2026

Open source match ↗

8 received units · includes a constructor
305 metal received · 39085 energy received

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

Typical milestones

Shipyard1:56Middle 50%: 1:41–2:07 · n=1007
Riptide3:49Middle 50%: 3:15–4:32 · n=988
Oppressor5:12Middle 50%: 4:22–6:07 · n=970
Advanced Metal Extractor9:58Middle 50%: 9:17–10:54 · n=853

Played most by

EpicTyrannus99games of this buildDamsko68games of this buildKbot_my_Ahole64games of this buildWaboum64games of this buildPRO_HYDRA63games of this build