This upgrade appears at the 7th reincarnation with no other unlock requirement.

This upgrade enables to choose a Faction Bloodline, giving a kind of cross-faction perk that resets at abdications.

**Cost**: Free

**Trophy & Upgrade**

** Bloodstream**

Bloodstream Secret Trophy requirement: Purchase 100 upgrades of each faction (Anything that is faction colored counts) (All Game)

**In-game description**:Increase the production of all buildings based on the time spent as faction of the bloodline you are using. While you are Mercenary, a fraction of the total time spent as mercenary is added to your Bloodstream bonus based on the amount of mercenary upgrades purchased in this game from the faction of the bloodline you are using.

**Cost**: 1Tg (1e93 coins), A1+ Free

**Effect**: Increases the production of all buildings based on the total time allied with the faction bloodline you are playing. ('Time Spent Allied with' at the bottom of the stats)

**Formula**: (0.1 * x ^ 0.65)%, where x is your (adjusted) time spent affiliated with the bloodline's faction.

**R28+**: Starting from R28, you might get Bloodspring research upgrade, that will grant you bloodline of the faction you're currently playing, in addition to the bloodline that you have chosen by basic upgrade.

** Fairy**

**Effect**: Increase the production of Farm, Inn and Blacksmith based on the assistants you own.

**Formula**: (40 * ln(1 + x) ^ 4)%, where x is the number of assistants you have.

** Elven**

**Effect**: Increase the chance to find Faction Coins based on Faction Coins found in this game.

**Formula**: +(10 * ln(1 + x) ^ 1.75)%, where x is number of Faction Coins found in this game.

**Effect**: Autoclick 3 times per second. Autoclicks made this way benefit from a 100 times higher clicking reward and Faction Coin find chance.

**Effect**: Also multiplicatively increase Faction Coin find chance based on the amount of clicks made in this game.

**Formula**: (10 * floor(log10(1 + x))%, where x is clicks made in this game.

** Angel**

**Effect**: Multiplicatively increase Mana Regeneration based on spells cast this game.

**Formula**: (1.31 * x ^ 0.31)%, where x is spell casts this game.

** Goblin**

**Effect**: Reduce all building cost multipliers.

**Note**: Reduces cost multiplier by 0.01; with no other reductions applying, the multiplier will be 1.14 instead of 1.15.

** Undead**

**Effect**: Gain additional assistants based on the amount of times you reincarnated.

**Formula**: +(8 * x ^ 0.8), where x is the number of times you have reincarnated.

** Demon**

**Effect**: Increase production bonus from gems based on time spent being Evil this Reincarnation.

**Formula**: +floor(18 * (x / 3600) ^ 0.8)%, where x is your time spent being Evil this Reincarnation.

** Titan**

**Effect**: Increase the production of all buildings based on the amount of Royal Exchanges you purchased.

**Formula**: (15 * x ^ 0.85)%, where x is the amount of Royal Exchanges you own.

** Druid**

**Effect**: Multiplicatively increase Mana Regeneration based on Maximum Mana.

**Formula**: ((0.18 * x ^ 0.65) + (0.0018 * log10(1 + x) ^ 8))%, where x is your Maximum Mana.

** Faceless**

**Effect**: Increase Maximum Mana based on Mana produced in this game (additive).

**Formula**: +floor(30 * (log10(1 + x) ^ 3.5)), where x is your Mana produced in this game.

** Dwarf**

**Effect**: Increase the production of all buildings based on the amount of excavations you made.

**Formula**: (10 * x ^ 0.8)%, where x is your number of excavations purchased.

** Drow**

**Effect**: Multiplicatively increase Faction Coin find chance based on time spent in this game.

**Formula**: (1.7 * x ^ 0.7)%, where x is time spent in this game.

** Dragon**

**Effect**: Increase the production of all buildings based on Faction Coin find chance.

**Formula**: (4 * x ^ 0.4)%, where x is your Faction Coin find chance.

** Archon**

**Requirements**: Archon Unlocked, R130+

**Effect**: Gain additional research slots based on time spent this game.

**Formula**: (1 + floor(0.5 * ((1 + x / 21600) ^ 0.5 - 1))), where x is time spent this game.

**Note**: +1 research at start, +2 at 2 days, +3 at 6 days, +4 at 12 days.. (T >= N * (N - 1)) where T is time in days and N is amount of extra researches.

**A3+ Effect**: You can purchase additional researches based on their research points cost. This budget increases with time spent in this game.

**A3+ Formula**: +(500 + 0.1 * ln(1 + x) ^ 4), where x is time spent in this game.

** Djinn**

**Requirements**: Djinn Unlocked, R130+

**Effect**: Gain access to the Catalyst Spell.

** Catalyst**

**Spell Type**: (Chaos) Djinn Faction Spell

**Cost**: 500,000 Mana - **Duration**: Fixed to 60 seconds

**Effect**: Imitates a random vanilla or base alignment spell at tier 7 for 60 seconds. This spell's duration cannot be modified.

**Note**: Having access to this spell also enables the spell trophies and the challenge rewards of those spells.

**Note**: Can not cast a spell that is already available.

** Makers**

**Requirements**: Makers Unlocked, R130+

**Effect**: Increase your Set power based on faction coins collected this game.

**Formula**: (0.75 * log10(1 + x) ^ 1.5)%, where x is faction coins collected this game.

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