0 A.D. Alpha 22

Go to the Changelogs page if you are looking for a different release.
Check wiki:Alpha22?action=history to only read updates of this site.

Development started by ​Wildfire Games on November 2016 (r18916).

An overview of all tickets handled is found at the milestone on trac.
To download and install the developmental release of 0 A.D., see wiki:BuildInstructions .

The following list presents all changes noticeable to the enduser up to r19319 (except TODO r19095), more important ones first.
Many small bugfixes are not mentioned here.

Gameplay & Balancing


r19247 An enemy trader can become a spy and reveal its vision for 15 seconds after bribing it with 900 metal (​https://code.wildfiregames.com/D117 D117?, r19249)


r19108 Allow trade with neutral players (​https://code.wildfiregames.com/D34 D34?)


r19052 Hero attack auras are relative (+20%) instead of absolute (+5) (r19055)

I.e. +1 to +3 attack damage for citizen soldiers and +2 to +8 for champions (if no upgrades are researched)

r19122 Hero auras (​https://code.wildfiregames.com/D37 D37?)

Ptolemian Cleopatra

+25% attack rate for each soldier and siege engine in 60m range
Allied heroes +10% health, enemy heroes -10% health in 30m range

Macedonian Regicide Hero Craterus +20% attack and capture rate for Pikemen in 60m range
Macedonian Regicide Hero Pyrrhus +20% attack, but -15% health for each soldier


r19166 Ptolemian Infantry Pikeman Champion

Citizen Soldiers

r19186 Slingers can't destroy buildings easily anymore by halving their crush damage
r18950 Spartan Skiritai Swordsmen cost 10 more metal and need 15 instead of 10 seconds to train
r19053 Mercenary slingers available to Carthaginians cost 30 instead of 50 stone (r19059)
r19166 Ptolemians train mercenary skirmishers instead of mercenary archers at the civic center

Siege Engines

r19193 Bolt shooters inflict 75 Pierce and 5 Crush linear splash damage or less to all units in 8m range behind the target (​https://code.wildfiregames.com/D107 D107?)
r19204 Increase bolt shooter health from 100 to 200 and Catapult health from 100 to 250 (​https://code.wildfiregames.com/D102 D102?)

Team Bonuses

Notice these bonuses only apply to the players allies, not the civilization itself.
r18920 Ptolemians: 1 food per second (#4082)
r19092 Mauryans: 50% cheaper temples and temple technologies and research/construction time (​https://code.wildfiregames.com/D19 D19?)
r19102 Persians: 15% more profit for land trade (​https://code.wildfiregames.com/D32 D32?)

Carthaginians: 10% more profit for international trade

r19093 Team bonuses are removed upon defeat (​https://code.wildfiregames.com/D12 D12?)

Defensive Buildings

r19220 Romans can build the Sentry Tower
r19284 Macedonian fortress not cheaper anymore


r19274 Ships don't heal units anymore


r19175 See units garrisoned in allied buildings when not having researched the shared vision tech (#3335)
r19197 Barracks healing upgrade didn't work (​https://code.wildfiregames.com/D63 D63?)


New Maps

r19221 African Plains random map (#4354, ​https://code.wildfiregames.com/D134 D134?)
r19254 Polar Sea random map with wolves respawning (​https://code.wildfiregames.com/D156 D156?, r19263)
r19290 Skirmish map Corinthian Isthmus (4) (#2881)
r19319 Cinematic Path demo map (#3814)


r18976 Disable Storehouse on Survival Of The Fittest (#3102)


See also the art roadmap forum post
TODO: r19095


r19061 Armor and Clothing: Tunic, Pants, Dress, Capes, Naked Body, Hero accessories


Foundations and construction sites
Briton walls and Fortress, and Textures
Carthaginian buildings
Destruction variants

r19316 Catafalque wagon (Relic)
r19001 Seleucid Elephant (r19002)
r19017 Seleucid Civic Center stairs
r19021 Gaul storehouse, metropolitan Seleucid cc actor, Carthaginian wall foundation and scaffolding
r19077 Sling weapon
r19029 Adapt brick and wood stacks on foundations to the terrain height
r19130 New Carthaginian Market
r19134 Garrisoned Carthaginian Military Dock variant


r19061 Attack, Walk, Jog, Run, Idle, Gather, Farming, Sheepslaughter, Trade, Carrying, Promotion, Heal, Death for all units except cavalry and siege engines (r19065)
r19071 Capturing
r19069 Praying
r19090 Female healer, Syntagma formation, Celtic chariot
r19132 Slinger attack


r19065 Seleucid Elephant

r18968 Seleucid
r18967 Carthaginian

Icons and Portraits

r19129 Replace unit icons with new versions from the Delenda Est mod (r19167)
r19168 Replace building icons with those from the Delenda Est mod (r19170)
r19289 New technology icons (r19292, r19293)
r19312 Fertilizer and Victory/Defeat? icons
r19277 Wonder icon
r19278 Spy icon


r19095 62 Death screams from opengameart.org

Petra AI


r19085 Send garrison order twice instead of repeatedly, try to find a closer building
r19089 Assign healers to hero (#4142)
r19241 Guard hero with military units, preferably champions (://code.wildfiregames.com/D157 D157?)


r19116 Respond to alliance requests (#4431)
r19161 Respond to neutral requests (#4431)
r18945 Last Man Standing support (#4143, r18955)
r19194 Different chat responses (​https://code.wildfiregames.com/D59 D59?)

Wonder Victory

r19226 Guard the wonder (​https://code.wildfiregames.com/D140 D140?)


r19222 Garrison defensive buildings to attack enemies (​https://code.wildfiregames.com/D141 D141?)
r19005 Research economic upgrades earlier
r19088 Attack instead of capture buildings when attacked by them
r19223 Be more inclined to help allies
r19051 Only attempt to pickup treasure if noone else is already grabbing it (survival of the fittest)
r19081 Allow ships to fish further away from their dock while avoiding the enemy shoreline (​https://code.wildfiregames.com/D7 D7?)
r18923 Don't steal allied sheep (#4331)
r19064 Don't ungarrison ranged siege engines after garrisoning them for protection
r19145 Performance improvement by not copying a pathfinder grid

Graphical User Interface


r18979 Colorize selected units in observermode by owner(#4167, r19202, [​https://code.wildfiregames.com/D123 D123])
r19199 Diplomacy screen shows defeated players (#4237)
r19237 Chat notification if an ally send resources to another ally (#4308)
r19007 /kickspecs and /banspecs command to get rid of observers (#3241)
r19272 Private chat hotkey (​https://code.wildfiregames.com/D163 D163?)


r19216 Stay Ready button in the gamesetup (#4369 ​https://code.wildfiregames.com/D49 D49?)
r19057 Petra AI setup hint in the singleplayer gamesetup (​https://code.wildfiregames.com/D106 D106? #4406)

Structure Tree

r19120 Many tech tree bugs (#3993, #1646, #4263, #4217, #4108)

r19020 Grey out disabled buttons and options (#4350, r19023)


r19250 Kicked/banned users and the other lobby players get a notification that this happened ​https://code.wildfiregames.com/D116 D116?
r19314 Late observers enabled by default
r19287 When selecting a player, select the game that player is in ​https://code.wildfiregames.com/D208 D208?
r19205 Notify users that they can't register more than one account per hour (​https://code.wildfiregames.com/D87 D87?)


r18964 Resource types can be changed without touching the code (#3934, r18977)
r18916 Allow mods to mark directories as deleted (#2641)
r18985 Diminishing returns easier to modify (#4356)


r19302 Templates can be changed at load time using special templates (​https://code.wildfiregames.com/D215 D215? #2951)

Out Of Sync Bugfixes

r18942 Loading Templates with multiple parents (Temple Of Vesta #4316)

Performance Optimizations

r19026 Remove global message subscriptions of the Guard component (#4333)

Last modified 4 days ago Last modified on Mar 21, 2017 1:20:03 AM