Yugi: Yugo

Yami: Yummy

Joey: Kangaroo

Tristan: Tris(sun)tan

Tea: Coffee

Ryou: R You (R U)

Bakura: Bark-ura

Marik: Ma-rick

Malik: Ma-lick

Pegasus: Horse

Atem: A Tem (Undertale reference)

Heba: She-ba/ He (sheep noise)

Solomon: Solotues(day)

Rebecca: Re(chew)bacca