Best for fleet power in Stellaris 4.5.2
The biggest fleet power bonuses in Stellaris 4.5.2, from every civic, origin, ethic, species trait, ascension perk, tradition and technology in the files: Fanatic Purifiers (civic, +33%), Determined Exterminator (civic, +25%), Fanatic Militarist (ethic, +20%). Fire rate % + weapon damage % of every ship, added (home-territory-only fire rate counts half).
Every fleet power bonus, ranked
- 1
Fanatic PurifiersCivic · Regular empires · +33% Ship Fire Rate+33% - 2
Determined ExterminatorCivic · Machine Intelligences · +25% Ship Weapons Damage+25% - 3
Fanatic MilitaristEthic · 2 pt · +20% Ship Fire Rate+20% - 4
Distinguished AdmiraltyCivic · Regular empires · +10% Ship Fire Rate+10% - 4
Eternal VigilanceAscension perk · +20% Home Territory Fire Rate+10% - 4
Great Khan's LegacyCivic · Regular empires · +10% Ship Fire Rate+10% - 4
MilitaristEthic · 1 pt · +10% Ship Fire Rate+10% - 4
Overwhelming ForceTradition · Supremacy · +10% Ship Fire Rate+10% - 9
Bulwark of HarmonyTradition · Fortification · +15% Home Territory Fire Rate+7.5% - 10
Command MatrixTier 3 society tech · +5% Ship Fire Rate+5% - 10
Crusader SpiritCivic · Regular empires · +5% Ship Weapons Damage+5% - 10
Stalwart NetworkCivic · Machine Intelligences · +10% Home Territory Fire Rate+5%
How it's counted: Fire rate % + weapon damage % of every ship, added (home-territory-only fire rate counts half).
By kind
Fleet power: questions
What gives the most fleet power in Stellaris 4.5.2?
By the game's own numbers: Fanatic Purifiers (civic, +33%); Determined Exterminator (civic, +25%); Fanatic Militarist (ethic, +20%). Fire rate % + weapon damage % of every ship, added (home-territory-only fire rate counts half).
Are these tier lists?
No. They add up the game's own modifier values for the goal — what each thing gives, not how good it feels to play. Conditional effects and one-off events are not counted.