Lelia is formerly a member of the League of Shadows.
- Master hand-to-hand combatant/Martial artist: She 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: She is an expert swordswoman as shown when she briefly held her own against Ra’s al Ghul in a sword fight (though she ultimately lost).
- Expert Markswoman: She 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: She 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 sword: She used this sword to finish of a gang member and in her fight against Ra’s al Ghul.
- IMI Uzi Pistol: She used this light sub-machine gun to kill members of the League of Shadows.
- Shurikens: She used shurikens to kill rival gang members.
- Throwing knives: She used throwing knives during her test for Barbara and used them in her fight against Ra’s al Ghul as close quarters weapons.