Scarlet Upgrade: Caustic Blood (Scarlet Feat)

### Scarlet Upgrade: Caustic Blood
Prerequisite(s): 10th level [sanguine sorcerer](https://www.gmbinder.com/share/-LWMZYORqW01dZkNhvm7), able to cast [Caustic Blood](https://www.d20pfsrd.com/magic/all-spells/c/caustic-blood/)
<br> Benefit(s): Apply the following modification(s) to your [Caustic Blood](https://www.d20pfsrd.com/magic/all-spells/c/caustic-blood/) spell:
<br> 1) [Caustic Blood](https://www.d20pfsrd.com/magic/all-spells/c/caustic-blood/) is treated as a [Scarlet Spell](https://www.gmbinder.com/share/-LWMZYORqW01dZkNhvm7).
<br> 2) "School: [transmutation](https://www.d20pfsrd.com/magic#TOC-Transmutation) [[acid](https://www.d20pfsrd.com/Magic/#TOC-Descriptor-)]" becomes "School: [transmutation](https://www.d20pfsrd.com/magic#TOC-Transmutation) [[blood](https://www.d20pfsrd.com/Magic/#TOC-Descriptor-)]".
<br> 3) "Casting Time: 1 [standard](https://www.d20pfsrd.com/gamemastering/combat/#TOC-Standard-Actions) action" becomes "Casting Time: 1 [swift](https://www.d20pfsrd.com/gamemastering/combat/#TOC-Swift-Actions) action".
<br> 4) "Components: V, S, M (vial of [black adder venom](https://www.d20pfsrd.com/gamemastering/afflictions/poison/black-adder-venom/))" becomes "Components: V, S".
<br> 5) "Saving Throw: [Reflex](https://www.d20pfsrd.com/gamemastering/combat/#TOC-Reflex) half or negates; see text" becomes "Saving Throw: none".
<br> 6) The effect of [Caustic Blood](https://www.d20pfsrd.com/magic/all-spells/c/caustic-blood/) becomes: "Whenever another being [bites](https://www.d20pfsrd.com/BESTIARY/RULES-FOR-MONSTERS/UNIVERSAL-MONSTER-RULES/#natural_attacks) you (or performs a similar action), that being becomes [nauseated](https://www.d20pfsrd.com/gamemastering/conditions/#TOC-Nauseated) for 1 round."
<br> 7) "While you are assimilated with a host (as described in the [Sanguine Form](https://www.gmbinder.com/share/-LWMZYORqW01dZkNhvm7) class feature), you can spend a [standard](https://www.d20pfsrd.com/gamemastering/combat/#TOC-Standard-Actions) action in order to launch a torrent of blood at a being that is within 30 ft. of your host (roll a d20 and add your [caster level](https://www.d20pfsrd.com/Magic/#Caster_Level) to the result of that roll); if the result of your roll exceeds that being's [touch](https://www.d20pfsrd.com/Gamemastering/Combat/#touch_attacks) AC, you cause them to begin to [bleed](https://www.d20pfsrd.com/gamemastering/conditions/#TOC-Bleed) for 5 points of damage each round. This effect persists until that being [dies](https://www.d20pfsrd.com/gamemastering/conditions/#TOC-Dead), unless it is ended prematurely via a [Heal](https://www.d20pfsrd.com/skills/heal) check with a DC of 20 or via the application of an effect that restores [hitpoints](https://www.d20pfsrd.com/gamemastering/combat/#TOC-Hit-Points)." is added to [Caustic Blood](https://www.d20pfsrd.com/magic/all-spells/c/caustic-blood/).
<br> 8) "Special: Whenever your host deals [hitpoint](https://www.d20pfsrd.com/gamemastering/combat/#TOC-Hit-Points) damage (excluding [nonlethal damage](https://www.d20pfsrd.com/Gamemastering/combat/#TOC-Nonlethal-Damage)) to a being that is currently [bleeding](https://www.d20pfsrd.com/gamemastering/conditions/#TOC-Bleed) as a result of the effect of Caustic Blood, they gain a number of [hitpoints](https://www.d20pfsrd.com/gamemastering/combat/#TOC-Hit-Points) equal to the amount of damage that they dealt divided by two (rounded up)." is added to [Caustic Blood](https://www.d20pfsrd.com/magic/all-spells/c/caustic-blood/).

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