SUPREME ISTHMUS / 8 VS 8 / GEO

Geo
build orders.

Has the geothermal vent, and brings the team's first T2 units to the front.
What does Geo do? →

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Supreme Isthmus

One battlefield. Eight responsibilities. Mirrored positions share the same role.

THE OPENING BOOK

Geo01

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Geo · Armada 1,448 games · 8 builds · standard play in 59% · T2 factory typically 8:07

Geo · Cortex 433 games · 7 builds · standard play in 36% · T2 factory typically 7:51

Geo · Legion 50 games · 2 builds · standard play in 32%

Geo establishes geothermal powerplant fastest among all roles

Geo builds a Geothermal vent at 3:25, significantly ahead of the typical 7:45.

By 15:00

Geothermal97%

T2 constructor98%

First unit lost97%

First kill96%

Advanced geothermal67%

T2 factory84%

First Starlight45%

0:003:006:009:0012:0015:00

Dot: typical time. Bar: middle half of the games that get there. Right: share of games that get there.

Show as table

Milestone	Typical	Middle half	Share of games
Geothermal	3:25	3:09–3:42	97%
T2 constructor	4:56	4:35–5:26	98%
First unit lost	6:42	4:34–9:14	97%
First kill	7:05	4:22–9:15	96%
Advanced geothermal	7:17	6:53–7:52	67%
T2 factory	8:08	7:33–9:04	84%
First Starlight	9:16	8:38–10:23	45%

MOST COMMON FIRST · WHAT SETS EACH BUILD APART · TYPICAL TIMINGSEVIDENCE

GeoArmadaEconomy first#t3#rush

Fast experimental gantry

Geo skips straight to an Experimental Gantry by 8:22, far earlier than any other Geo build, producing T3 units like Marauder and Razorback well before the 15-minute mark instead of the usual T2 Starlight supply role.

Experimental Gantry from 8:22 · 0% of role by thenMarauder in 100%Razorback in 80%Vehicle Plant in 40%

Bot Lab 1:22 → Geothermal Powerplant 3:51 → Vehicle Plant 4:20 → Advanced Metal Extractor 5:31