cmbw-root/CMBW-maps/melee/1v1/Class 1 - Empire/Changelog - Empire-class.md

EMPIRE

Class 1 battlegrounds

Empire-class maps are used in premiere 1 vs 1 tournaments. They are balanced around the ongoing meta, with enough testing to confirm that they provide a canvas for great matches!

This document logs changes to Empire-class maps. The current map listing always resides below this notice, followed by changes to the individual maps. Changes are listed from newest to oldest.

Empire-class maps - 21 August 2025

• (2)Acid Test 1.1 by Pr0nogo
• (2)Crisis Vector 1.1 by JujiK
• (2)Demilune 1.5 by JujiK
• (2)Dyadic Shore 3.1 by Btyb
• (2)Estacion Fantasma 1.1 by SgzzZ
• (2)Frosted Forest 1.3 by Btyb
• (2)Genesis Y 1.5 by Btyb
• (2)Germination 3.3 by Btyb
• (2)Near Impact 2.1 by JujiK
• (2)Qinngua Valley 1.2 by Btyb
• (2)Serenity 1.4 by Btyb & JujiK
• (3)Knife's Edge 1.0 by JujiK
• (4)Battle Spectre 1.0 by Btyb
• (4)Blackwater Bastion 1.3 by Btyb
• (4)Mass Destruction 1.0 by Pr0nogo
• (4)Maximus 1.1 by Btyb
• (4)Punch Drunk 1.1 by JujiK
• (4)Quasar Quartet 3.5 by Btyb

Battle Spectre 1.1 -- 2 December 2025

• Correct pathing in central bridges

Estacion Fantasma 1.2 -- 7 November 2025

• Added neutral Treasuries to gas-only bases
• Reorganized some Mineral Fields
• Visual changes throughout the map

Map pool changes -- 21 August 2025

• OUT TO CLASS 2: Radium
• IN FROM CLASS 0: Estacion Fantasma, Maximus

Crisis Vector 1.2 -- 8 September 2025

• Culled pathfinding regions on central high ground structures

Punch Drunk 1.1 -- 8 September 2025

• Updated doodads near natural chokes
• Updated doodads near middle rusty pits

Acid Test 1.2 -- 31 August 2025

• Added 2x Mineral Fields to 2- and 4-o'clock bases
• Reduced Stasis Chamber count to 1 (from 6)
• Added a second Temple to each highground spot and offset their positions to reduce worker pathing issues
• Fixed unintended buildable spot near main ramp

Frosted Forest 1.4 -- 21 August 2025

• Increased Mineral Field amounts from 1500 to 2000

Map pool changes -- 21 August 2025

• OUT TO CLASS 2: Apollo, Decapitation
• IN FROM CLASS 0: Potidaea, Punch Drunk, Quasar Quartet

Map pool changes -- 10 August 2025

• OUT TO CLASS 2: Brainstorm, Genesis Y, Qinngua Valley, Checkstealer
• IN FROM CLASS 0: Acid Test, Knife's Edge, Atacama, Battle Spectre

Apollo 1.6 -- 16 July 2025

• Various visual updates
• Slight enlargement of 12/6 o'clock expansions

Serenity 1.5 -- 16 July 2025

• Adjusted main resources and pocket island base to reduce the impact of drops
• Various small visual tweaks

Near Impact 2.1 -- 27 June 2025

• Visual overhaul!

Blackwater Bastion 1.5 -- 21 June 2025

• Removed neutral Ministry and Vespene Geysers in mid
• Added negative space to mid
• Visual updates to mains, naturals, cardinals, and mid

Checkstealer 1.3 -- 21 June 2025

• Visual updates to mid

Brainstorm 1.2 -- 18 June 2025

• Increased all Mineral Field amounts to 2000, from 1500
• Corrected symmetry on left-side Treasury placements
• Visual updates to mid and upper-left / lower-right corners

Crisis Vector 1.1 -- 18 June 2025

• Converted center-most obstacle to an LOS blocker
• Visual updates to mid

Frosted Forest 1.3 -- 9 June 2025

• Moved bottom main up to allow passage behind resources

Serenity 1.4 -- 9 June 2025

• Fix possible stuck units in main resource line

Map pool changes -- 29 April 2025

• OUT TO CLASS 2: Paradise, Tesseract
• IN FROM CLASS 0: Brainstorm, Crisis Vector, Qinngua Valley, Decapitation, Mass Destruction

Blackwater Bastion 1.4 -- 30 April 2025

• Added space between central Vespene Geysers and nearby walls to prevent units from getting stuck (r. Krankendau)

Checkstealer 1.2 -- 29 April 2025

• Converted 12 and 6 o'clock bases to highground
• Added highground path leading to 12 and 6 o'clocks, between horizontal spawns

Apollo 1.5, Dyadic Shore 3.1, Frosted Forest 1.2, Radium 1.5, Serenity 1.3 -- 27 April 2025

• Various visual improvements and updates

Demilune 1.5 -- 29 March 2025

• Expand terrain in bottom left / top right expansion to prevent trapped workers (r. Krankendau)

Tesseract 1.1 -- 26 March 2025

• Fixed asymmetric mineral effeciencies in bottom left / top right mains (r. shopkeeper dog)

Germination 3.3 -- 21 March 2025

• Fixed bad region pathability (r. Krankendau)

Paradise 1.4 -- 21 March 2025

• Reduced size of top right & bottom left natural chokes to be more in line with top left & bottom right natural chokes

Map pool changes -- 26 February 2025

• OUT TO CLASS 0: Potidaea, Decapitation
• OUT TO CLASS 2: Cold Sweat, Muspelheim, Old Scars, Spinaltap, Rageslave
• IN FROM CLASS 0: Apollo, Dyadic Shore 3, Frosted Forest, Germination 3, Radium, Serenity, Tesseract

(2)Potidaea 1.2 -- 16 January 2025

• Made bridges into natural (mostly) unbuildable
  • Will need feedback as to whether this is helpful/harmful
• Blocked pathing in unwanted drop zones
• Removed neutral town centers
• Added Biotic Bastions to block island town center placement

(2)Demilune 1.4 -- 6 January 2025

• Attempted to remove pathfinding regions that had no exit pathing

(2)Demilune 1.3 -- 16 December 2024

• Add missing Start Location for final Witness slot

(4)Decapitation 1.2 -- 22 November 2024

• Added Map Revealers to show Monuments of Sin
• Updated decor near the northern ramp complex

(2)Genesis Y 1.5 -- 21 November 2024

• Made various tile fixes

(2)Demilune 1.2 -- 21 November 2024

• Made various tile fixes

(2)Potidaea 1.1 -- 18 November 2024

• Made various tile fixes
• Updated map description

(2)Near Impact 1.1 -- 25 October 2024

• Added near-depleted Mineral Field nodes for natural wall assists

(2)Demilune 1.1 -- 25 October 2024

• Removed smaller third ramp from large high ground pods, so that army movements against the 12/6 backstab route require more deliberate pathing
• Removed secondary ramp from 3/9 to offer incentive to expand and hold the position across your bridge as a potential 3rd
• Reduced 6/12 and 3/9 buildability around ramps to make them slightly easier to assault

(3)Rageslave 1.2 -- 25 October 2024

• Reworked middle to be low-ground asteroid
• Adjusted spacing around some low-ground expansions

(2)Muspelheim 1.4 -- 24 October 2024

• Sealed several drop harassment spots from 3/9 o'clock to naturals (r. Art_Of_Turtle)
• Replaced central shale terrain with ash
• Improved visuals throughout the map

(4)Decapitation 1.1 -- 23 October 2024

• Added two neutral Monuments of Sin to the four central pathways into the center
• Give crushed rock on highground a thematic facelift

(2)Spinaltap 1.3 -- 23 October 2024

• Make Mineral-only bases slightly more spacious
• Correct minor asymmetry near Mineral-only bases
• Slightly increase buildspace in 3/9 o'clocks
• Crunch siege spots in upper and lower middle ramp areas

Global change -- 19 October 2024

• Default Mineral Field amounts 1500 » 2000

Map pool changes -- 19 October 2024

• OUT: Impetus, Oblivion, Maxiom
• IN: Demilune, Near Impact, Potidaea, Decapitation

(2)Spinaltap 1.2 -- 19 October 2024

• Natural wall-assist Mineral Field amounts 8 » 15; now requires 2 trips to deplete

(4)Checkstealer 1.1 -- 19 October 2024

• Natural expansion Mineral Field counts 6 » 7
• Cardinal base Vespene Ridge counts 0 » 2
• Converted center base into island

(4)Maxiom 1.2 -- 2 October 2024

• Sealed unintended drop holes throughout the map
• Made minor decor adjustments

(2)Impetus 2.3 -- 2 October 2024

• Sealed unintended drop holes throughout the map
• Made minor decor adjustments

(2)Spinaltap 1.1 -- 1 October 2024

• Added near-empty Mineral Field nodes in natural chokes to help walls
• Widened bridges from naturals into map center
• Widened chokes into 3/9 o'clock and 4/10 o'clock

Map pool changes -- 28 September 2024

• OUT: Derelict, Radium
• IN: Spinaltap, Checkstealer

(4)Blackwater Bastion 1.3 -- 28 September 2024

• Markedly improve resource layouts in all bases
• Third base Mineral Field count 8 » 7
• Cardinal base Mineral Field count 7 » 8
• Fix various tile issues

(2)Muspelheim 1.3 - 25 September 2024

• Added extra base at 11 o'clock and 5 o'clock
• Adjusted resource counts

(4)Paradise 1.3 -- 17 September 2024

• Finally remove the Btyb tile (and correct other tiles)

Global change -- 16 September 2024

• Updated resources on all maps for new economy paradigm

(2)Muspelheim 1.1 -- 13 September 2024

• Added Map Revealers to reveal Iron Foundries

(2)Genesis Y 1.3 -- 18 July 2024

• Adjusted Geyser placement for consistent resource return rate

(2)Oblivion 1.3 -- 15 July 2024

• Fixed terrain hole in bottom-right main

(2)Oblivion 1.2 -- 13 July 2024

• Fixed stuck spot in center (r. Krankendau)

(2)Genesis Y 1.2 -- 30 June 2024

• Fixed ramp vortexes (r. Krankendau)
• Improved pathability across the map
• Corrected symmetry issues

(4)Blackwater Basation 1.1 -- 30 June 2024

• Added doodads for visual flair

(2)Genesis Y 1.1 -- 26 June 2024

• Main base Mineral Field count 9 » 8
• Improved resource gather rates across the map

(2)Oblivion 1.1 -- 29 May 2024

• Nudged main resources away from negative space
• Shifted town center placement tiles in low ground bases
• Slightly opened up terrain near upper and lower center ramps

(4)Paradise 1.1 -- 28 May 2024

• Removed cliff adjacent to naturals
• Added slight cover to thirds

(2)Derelict 2.0 -- 8 April 2024

• All neutral town centers now have 40% health
• Slightly extended main towards 12/6 o'clock
• Retracted natural overlook, slightly tightened natural choke
• Thirds:
  • Moved slightly towards mains, made smaller overall
  • Tightened choke towards 12/6 o'clock
  • Added small overhang from main to 3rd
• 12/6 o'clock: changed two small ramps into one large ramp
• 9/3 o'clock: added small terrain block at top of ramp
• Corner expos:
  • Now lowest ground, island
  • Has neutral town center
• Added 11.5/5.5 expos, with neutral anchor for early-game
• Middle area reworked
  • Now open low ground in center
  • Ministry instead of Treasury
  • Geysers on nearby compound: can be used by T1 workers, but more efficient with T2 workers
• Added 4 extra compound towers in general middle of map for cover and drops

(2)Germination 1.1 -- 28 March 2024

• Fixed south spawn being able to harvest the flyer expo resources from the low ground
• Fixed a few height issues througout the map

(2)Titan Forge 1.2 -- 21 March 2024

• Expanded map eastwards by 16 tiles
• Corrected various asymmetries and resarea assignments
• Tided resource layouts throughout the map to improve harvesting
• Merged ramps into center-left low ground
• Significantly opened up pathability of central pathway
• Added more ramps into central bases, and slightly improved pathability
• Added 8 Mineral Fields to central bases, and removed 1 Geyser (now 2 total)
• Added unit-only highrise for defending central attacks into 2 / 4 o'clock bases

(2)Fata Morgana 1.2 -- 21 March 2024

• Expanded map southwards by 16 tiles
• Added more pathability to center, facing 3 / 9 o'clock ramps
• Expanded all north-facing central ramps by 2 tiles
• Fused south-facing central ramps
• Added cover to help split armies in southern pathway
• Moved 6 o'clock base to new south border
• Shifted 5 and 7 o'clock bases closer to compound

(2)Impetus 2.1 -- 17 March 2024

• Added a third entrance to high ground side bases
• Added Vespene Ridge to thirds and corner bases
• Refined terrain in mid and on approaches to high ground side bases
• Set in-game name to "Impetus 2"

(2)Impetus 2.0 -- 11 March 2024

• Significantly reworked main & natural layout
• Significantly reworked the center of the map
• Significantly reworked the resource layouts
• Adjusted negative space in few places

(2)Axiom 1.1 -- 6 March 2024

• Expanded ramps from mains into naturals
• Expanded all ramps into low platform areas
• Adjusted terrain around neutral Treasuries
• Tucked in 12/6 o'clock expansions for better ground movement
• Made adjustments to resource layouts throughout the map
• Sealed many drop holes throughout the map
• Cleaned up visuals throughout the map

(2)Sideshow 1.2 -- 6 March 2024

• Added 1 Mineral Field to top right / bottom left expansions (6 total)
• Expanded all single ramps into double
• Further expanded ramp from thirds into 12/6 o'clock expansions
• Cleaned up pattern of unbuildable terrain outside 3/9 o'clock expansions

(2)Derelict 1.2 -- 5 March 2024

• Significantly expanded ramps into 3/9 o'clock expansions
• Added 1 Geyser and 2 Mineral Fields to 3/9 o'clock expansions
• Widened small ramps into central platforms

(4)Highwater 1.2 -- 5 March 2024

• Widened new ramps out of mains
• Significantly expanded ramps into central north/south courtyards
• Slightly increased negative space in thirds
• Added some cover to courtyards
• Added a touch of evil to the decor

(2)Derelict 1.1 -- 4 March 2024

• Removed Ridges in mains
• Mains: slightly reduced buildspace in defensive overlook
• Added Ridges to 12/6 o'clock expansions
• Fused defender-side ramps in middle for more open terrain
• Removed cover cliff by 10/4 o'clock expansions

(2)Sideshow 1.1 -- 4 March 2024

• Removed Ridges in mains
• Shifted Geysers closer to town centers in mains
• Added one Mineral Field to thirds (7 total)
• Added thin bridges acting as shortcuts into middle
• Slightly reduced buildable space near new bridges

(4)Highwater 1.2 -- 4 March 2024

• Added small ramp from mains towards thirds
• Added path joining thirds to each other
• Added path joining thirds to central north/south courtyards
• Added 1 Mineral Field to thirds (7 total)
• Added 2 Mineral Fields to fourths (6 total)

(2)Impetus 1.1 -- 20 February 2024

• Shifted mains a few tiles away from ramps
• Shifted naturals a few tiles closer to ramps/chokes
• Added more negative space behind naturals
• Thirds: moved inward ramps closer to naturals
• Thirds: slightly reduced buildspace near outward ramps
• Sealed small back path into 12/6 o'clock expansions
• Added a bit more negative space to 10/4 o'clock expansions