dx2 stan idea circa 2022

Satan/Lucifer A
Low St, High Ma, Moderate Vi, Moderate Ag, High Lu
Rp Phys, Dr Dark; Null Fire

Transfer: Bleeder
Unique 1: Flames of Gehenna
Unique 2: Black Viper

Flames of Gehenna - Passive
Adds Phys Pierce. Reduces the cost of Bleeder by 1 MP.
Regular Attacks will change to the following effect:
"Inflicts Almighty (Mag) damage on a single target 3 times.  Power: 35
Self enters a state of Concentrate if the attack is successful."

Black Viper - Passive
Activates the following Chain Effect when self activates a Phys skill:
Inflicts Almighty (Magic) damage (Power: 200) on a single enemy. Nullifies all death prevention skills.
(This Chain Effect will only activate once per turn.)
While the one with this skill is alive, self receives the following effect:
"All Phys element skills are treated as Magic damage.
The damage inflicted by these skills are dependent on Mag Atk.
These skill do not have a chance of having a Critical effect or a Miss."

Red: Cleaving Aura
Yellow: Rak Flexi*
Purple: Master Assassin
Teal: Drain Light

P1: +15% to single-target attack damage.  Gains Null Mortal.
P2: Activates the following Chain Effect at the end of enemy turn: Enters a state of Concentrate.
P3: +50% to damage dealt when in a state of Concentrate.

*Rak Flexi:
Activates the following Chain Effect when attacking first at the beginning of a battle: Increases own party's DEF by 20%. (3 turns)
Activates the following Chain Effect at the beginning of a battle if the enemy attacks first: Reduces DEF of all enemies by 20%. (3 turns)

OLD REVISION (circa July 2021)

Lucifer A - Satan
Low St, High Ma, Moderate Vi, Ag, High Lu
Rp Phys, Dark; Null Fire

Transfer: Master Assassin
Unique 1: Black Viper
Unique 2: Flames of Gehenna

Red: Ars Magna
Yellow: Auto-Rakunda
Purple: Phys Amp
Teal: Repel Light

Black Viper - 7mp (6mp when maxed)
Phys (Magic) skill with 180 power.  Has Phys Pierce.  Can't miss or crit.*  Ignores Endures.

Flames of Gehenna - Passive
Regular Attacks will change to the following effect: "Inflicts Almighty (Mag) damage on a single target.  Power: 100"
Activates the Chain Effect *Enters a state of Concentrate* at the beginning of own turn.

P1: +15% to single-target attack damage.
P2: Reduces the cost of Black Viper by 1MP.
P3: +15% to single-target attack damage.  Gains Null Mortal.

*(because it's magic LOL)