What about something akin to this?
Revolver OcelotMale Human Rogue 1/Swashbuckler 3/Rogue 2/Fighter 1/Exotic Weapon Master 3/Swashbuckler 10Size/Type: Medium Humanoid (Human)
Hit Dice: 3d6+3/17d10+17 (136 hp)
Initiative: +6
Speed: 30 ft. (6 squares)
Armor Class: 16 (+0 armor, +4 Dex, -1 Flaw, +3 Shield of Blades), 16 touch, 10 flat-footed
Base Attack/Grapple: +19/+19
Attack: Masterwork Hand Crossbow with a Gnome Crossbow Sight +25 ranged (1d4+9/19-20x2; 90ft.)
Full Attack: Masterwork Hand Crossbow with a Gnome Crossbow Sight +25/+20/+15/+10 ranged (1d4+9/19-20x2; 90ft.)
Full Attack (Two-Weapon Fighting & Sneak Attacking): Two Masterwork Hand Crossbows with Gnome Crossbow Sights +23/+23/+18/+13/+8 ranged (1d4+13+8d6+20/19-20x2; 90ft.)
Space/Reach: 5 ft./5 ft.
Special Attacks: Sneak Attack +8d6
Special Qualities: Poison Use, Shield of Blades (+3), Insightful Strike, Feign Death, Penetrating Strike, Hit-and-Run Tactics, Exotic Weapon Stunt (Close-Quarters Ranged Combat, Ranged Disarm & Twin Exotic Weapon Fighting), Seduction, Grace (+2), Swift & Deadly, Improved Flanking, Lucky (1/day), and Acrobatic Skill Mastery.
Saves: Fort +15; Ref +14; Will +6
Abilities: Str 10, Dex 19, Con 12, Int 18, Wis 10, Cha 12
Skills: Bluff +24, Craft (Poisonmaking) +9, Craft (Weaponsmithing) +14, Gather Information +26, Hide +15, Intimidate +26, Knowledge (Local) +15, Move Silently +9, Perform (Weapon Drill) +21, Sense Motive +5, Sleight of Hand +29, Tumble +27 and Use Magical Device +22.
Skill TricksFeats: Point Blank Shot [1st], Able Learner [Human], Quick Draw [Flaw], Craven [Flaw], Weapon Finesse [Swash1st], Hand Crossbow Focus [3rd], Daring Outlaw [6th], Precise Shot [Fighter1st], Crossbow Sniper [9th], Woodland Archer [12th], Deadeye Shot [15th], and Improved Precise Shot [18th].
Flaws: Noncombatant and Vulnerable.
Languages: Common, Drow Sign Language, Goblin, and Undercommon.
Challenge Rating: 20
Variants Used: Feign Death, Hit-and-Run Tactics, Penetrating Strike, Poison Use, Shield of Blades and Swift & Deadly.
Books used