- Little Red Riding Hood
- Little-Winguard
- Living Arrow
- Living Fossil
- Lizard Soldier
- Ljosalf of the Nordic Alfar
- Lock Dragon
- Lock On Laser
- Loge's Flame
- Loki, Lord of the Aesir
- Lord of D.
- Lord of the Red
- Lord of Zemia
- Lord Poison
- Lost Pride
- Luck Loan
- Lucky Cloud
- Lullaby of Obedience
- Lumenize
- Luminous Clouds
- Luminous Dragon Ritual
- Lure Phantom
- Luster Dragon
- Lycanthrope