Based on the appearance of "Blue-Eyes White Dragon" as a hologram inside the underground chamber containing The Relic where the Duels against Otes take place.
Based on the delusional state that Rayne Nanahoshi enters when she hallucinates her targets of romantic affection as exaggerated beautiful versions of themselves.
During the Rush Duel between Romin Kassidy and Gavin Sogetsu, the combination Romin's hunger and impatience causes her to go berserk, which is demonstrated when she emits a powerful aura and unleash red-colored lightning while performing an intense guitar riff.
During the Rush Duel between Lucidien "Luke" Kallister and Yuga Goha, Luke (who takes over Yuga Ohdo after he collapsed during the Duel due to his earlier injuries) repeatedly uses the effect of "Poet Fairy" to shuffle Yuga Goha's Chameleon cards from his Graveyard to his Deck and weaken his "Ecdysis Caesarleon".