Kameno is a character appearing in the Yu-Gi-Oh! World Championship video games.
Kameno's Decks are always titled "Lucky Turtle Shell", but they are completely different in each installment.
In Yu-Gi-Oh! 5D's World Championship 2009: Stardust Accelerator, Kameno uses a Mill Deck.
Reverse of Arcadia
In Yu-Gi-Oh! 5D's World Championship 2010: Reverse of Arcadia, Kameno's Deck disregards all Mill elements and uses a number of turtle monsters backed by defensive Trap Cards.
Over the Nexus
In Yu-Gi-Oh! 5D's World Championship 2011: Over the Nexus, Kameno's Deck continues using a number of turtle-themed cards, but primarily focuses on the "Gem-Knight" archetype.