Ok, I took your suggestion and dropped Dex to 17 and added some points to both Con and Cha.
[MENTION=54810]renau1g[/MENTION] - Is the L4W as active as the LPF seems to be?
[sblock=Summary]====== Created Using Wizards of the Coast D&D Character Builder ======
Houndaer, level 5
Drow, Rogue (Scoundrel)
Build: Aerialist Rogue
Rogue Tactics Option: Artful Dodger
Rogue Option: Scoundrel Weapon Talent
Theme: Guttersnipe
FINAL ABILITY SCORES
STR 10, CON 13, DEX 20, INT 8, WIS 12, CHA 17
STARTING ABILITY SCORES
STR 10, CON 13, DEX 17, INT 8, WIS 12, CHA 14
AC: 21 Fort: 13 Ref: 20 Will: 15
HP: 45 Surges: 7 Surge Value: 11
TRAINED SKILLS
Acrobatics +12, Bluff +10, Insight +8, Intimidate +12, Stealth +14, Thievery +12
UNTRAINED SKILLS
Arcana +1, Athletics +2, Diplomacy +5, Dungeoneering +3, Endurance +3, Heal +3, History +1, Nature +3, Perception +3, Religion +1, Streetwise +5
POWERS
Basic Attack: Melee Basic Attack
Basic Attack: Ranged Basic Attack
Guttersnipe Attack: Running Slash
Drow Racial Power: Cloud of Darkness
Rogue Attack 1: Sly Flourish
Rogue Attack 1: Deft Strike
Rogue Attack 1: Dazing Strike
Rogue Attack 1: Handspring Assault
Rogue Utility 2: Sneak in the Attack
Rogue Attack 3: Low Slash
Rogue Attack 5: Bloodbath
FEATS
Level 1: Backstabber
Level 2: Light Blade Expertise
Level 4: Weapon Focus (Light blade)
ITEMS
Adventurer's Kit
Dagger
Flowform Leather Armor +1 x1
Iron Armbands of Power (heroic tier)
Rhythm Blade Dagger +1 x1
Flensing Short sword +1 x1
====== End ======[/sblock]