This monster can only be Ritual Summoned with the Ritual Spell Card, "Turtle Oath". You must also Tribute monsters whose total Level Stars equal 8 or more from the field or your hand.
Near Mint Unlimited - $2.70
Lightly Played Unlimited - $2.60
Moderately Played Unlimited - $2.30
Heavily Played Unlimited - $2.00
Damaged Unlimited - $1.90