Lelia is a former member of the League of Shadows.
- Master hand-to-hand combatant/Martial artist: Lelia and the rest of the female assassins in the Sisters of the League are trained by the League of Shadows in 90 different forms of combat since they were five years old.
- Expert Swordswoman: Lelia is an expert swordswoman as seen when she briefly held her own against Ra's al Ghul in a sword fight; though she ultimately lost the fight.
- Expert Markswoman: Lelia is an expert markswoman as seen when she took out members of the League of Shadows in the dark with quick precision. She was able to throw shurikens at at opponents without hittting Barbra Kean in front of her.
- Expert knife-wielder/thrower: Lelia is an expert knife thrower as she threw a knife near Barabra's head without hitting her. She also used a knife during her test with Barbara and her fight against Ra's al Ghul.
- Katana: Lelia used a katana to finish off a gang member and in her fight against Ra's al Ghul.
- IMI Uzi Pistol: Lelia used a light sub-machine gun to kill members of the League of Shadows.
- Shurikens: Lelia used shurikens to kill rival gang members.
- Throwing knives: Lelia used throwing knives during her test for Barbara and used them in her fight against Ra's al Ghul as close quarters weapons.