Here's the base of my pitch thus far...

...as if you'd care. ;)

COMBAT -------

Str/ Power melee attacks, carrying weight, lifting weight

Dex/ Firearms, ranged weapons, delicate skills

Agl/ Speed melee attacks, movement speed, combat turn

ATTRIBUTE ----

End/ Immunity, hit points, stamina

Cha/ NPC interactions

Int/ Learning ability, science skills,

Wil/ Mental power, pain tolerance, addictive, determination

MAGICAL ------

Esn/ PC's ability to channel Essence through their body

Skill-Dex
Weapon proficiency trees
--------------------------------------
Melee: Knife / One-hand pierce / One-hand impact / Two-hand

Ranged: Bow / Pistols / Longarms

Armor: Sheild / Heavy armor / Light armor
--------------------------------------
Esn: Element / Force / Manipulation / Power / Void / Immerse

Combat skills -----

Unarmed (Str or Agl, as determined by style)
Melee (Str or Agl, as determined by weapon)
Ranged (Dex based)

Knowlage skills ---

Chemist (Int) antibiotics (+medicine skill), explosives, acids
Crafting (Int) creating bow/arrows, traps, shelters, light armor
Engineer (Int) ess circuitry, steam power, EV engines
Smithing (Dex) firearm components, melee weapons, armor, repair
Medicine (Int) mixing salves, poison, patching wounds

Social skills -----

Acting (Cha) not looking out of place, discipline
Reason (Cha) related to argument, haggling, or persuading
Leader (Cha) coursing others to follow or be inspired
Fright (Cha) intimidation and threatening

Mundane skills ----

Lockpicking
Survival
Navigate