(V) = Villain
LabTech: Hero wannabe.
Ladder Lad: Teen member of Team Tool.
Lady Lace: Hero wannabe dressed as a French maid.
Lady Laugher: (V) Evil villainess that sometimes works with The Mocker.
Lady Lightning: The mistress of electricity. Member of the Femme Five.
Lady Luck: (V) Lucky lady and lover to Professor Fate. Member of The High Rollers.
Lamb Chop: Hand puppet and former tv star that now works with Sheepman.
Laser Lass: (V) Teen mistress of lasers. Member of the Varsity Villains Squad.
Latte Lass: Sidekick wannabe, formerly worked with Java Joe.
Laughing Stock Boys Gang: (V) Evil gang that works with the Gagster.
Lawn Dog: Smart dog that works with Canadian hero, Leaf Blower.
Lawn Lad: Sidekick wannabe.
Lazertag: (V) Laser armed villain and member of The High Rollers.
Leaf Blower: Canadian hero armed with a leaf blower, works with Lawn Dog.
Leaping Lightning: Japanese teen triplet member of the Rising Sons.
Leering Leprechaun: (V) Evil leader of the Clover Gang.
Lefthanded League: (V) Villainous group that consists all of left-handers. Members are Ghoul Girl, Investor, Lefty Louie, Mounstroula and Rumbler.
Lefty Louie: (V) Member of the Lefthanded League and sleight of hand artist.
Lego Lad: Sidekick wannabe.
Letterman: Never at a loss for words this hero is a member of Priority Post.
Levitating Lass: Was formerly Floating Girl.
Liberty Belle: Young heroine armed with her Lariat of Guilt. Works occassionally with Harmony Bunny and Mange.
Lighter Lad: (V) Sidekick that turned evil pyromaniac. Used to work with Fireman.
Lighter Lass: Hero wannabe armed with a Bic lighter.
Lightfoot: Female speedster hero and member of the Femme Five.
Lilí Sinister: (V) Youngest member of the evil family of evil-doers, The Sinister Family.
Lineman, The: Hero wannabe that travels on hanging power lines.
Lingerie Lady: (V) Evil scantily clad temptress.
Listen Lady: Advice giving super heroine.
Little Miss Vengeance: (V) A very angry woman out to avenge all perceived offenses against her.
Litterbug: (V) Villain wannabe that leaves litter and messes everywhere he goes.
Litter Lad: (V) Formerly Kleen Kid until he turned bad, now is sidekick to Doctor Grime.
Little Hand: (V) Midget that works for Clockwise.
Lobster, The: Hero wannabe armed with one lobster claw, the other is currently used by his new girlfriend Lobstergirl.
Lobstergirl: Hero wannabe that works with her boyfriend, The Lobster, using his other lobster claw.
Lollipup: (V) Evil canine assistant to the Candy Cannibal.
Long Dong Pilferer: (V) has the somewhat embarrassing ability to stretch his strange, prehensile penis up to eight hundred feet. He has used his penis to steal jewelry from stores while standing, undetected, many blocks away. Sometime member of the Phallic Five.
Long Horn: Minotaur Texas Ranger. His female partner is Yellow Rose.
Long John Silicon: (V) Web pirate.
Lounge Lizard: (V)
Lousse, The: (V)
Lucky Charmer, The: (V) Romantic magical leprecaun that is a member of The Cereal Killers.
Lucky Pierre: The luckiest man alive, especially with the ladies.