This card's effect preventing it from attacking and shifting control to its owner references how Mai was unable to attack with it due to it being locked in Sphere Mode, but Marik chanted the hieratic text on this card during his turn, allowing him to take control of it.
This card's effect to Special Summon "The Winged Dragon of Ra" from the hand or Deck, ignoring its Summoning conditions, references how Yami Marik unlocked it from its Sphere Mode by chanting the hieratic text on the card.
This card's effect to make the Special Summoned "The Winged Dragon of Ra" gain 4000 ATK/DEF is based in this card's appearance in the video game, Yu-Gi-Oh! Reshef of Destruction, where the player must first unlock its Sphere Mode and then its Battle Mode, which has 4000 ATK.
This card's Yu-Gi-Oh! Reshef of Destruction artwork is taken from the title page of Yu-Gi-Oh! Duel 222 (Duelist Duel 163): "The Rise of Ra!", showing "The Sun Dragon Ra" in its Sphere Mode.