Season 6 

"I'll pierce you with these Crimson Fists! Luminize! Crimson Explosion! 

Crimson Explosion
Flag: Dragon World (card)

After Vile Demonic Dragon, Vanity Husk Destroyer becomes his buddy, he changed his deck that revolves around supporting "Lost World".

"Reveal the gateway to the lost dimension. Luminize! Dimension Gate!

Dimension Gate
Flag: Dragon World (card)

"The gate to a dimension of nothingless has opened. The Vile Demonic Dragon roars! Deck change! Lost Vanity Dimension!

Lost Vanity Dimension
Flag: Lost World (card)

Official Version

Official decklists are posted here and here.