Shark’s first acquaintance with Quattro is at new Federal Duel Routine, in which he was Shark’s opponent regarding final meets, which he claimed by the disqualification. He will get Shark’s address out of revenge when he revealed that he put Shark upwards for disqualification by the placing his Deck to make certain that Shark could see they, and was usually the one responsible for Rio’s injuries.  Shark registered the world Duel Carnival receive revenge into Quattro, paying most of the time getting your. When they carry out meet, Quattro takes fulfillment out of mocking Shark and you can provoking your, because it try part of the their family’s intends to explore Shark and come up with their hatred build.  
Faker in the place of your. At WDC people, Quattro encountered Shark out-of fury, simply to build a lot more irritated whenever Shark mocked him before leaving.  Regarding finals, they continued so you can trigger each other given that Quattro provided Shark to the fresh “Magma Job” for their rematch Duel.   Regarding rage, Quattro savagely Dueled up against Shark to display their father that he is a lot better than him.  Immediately following Quattro lost to help you Shark, the guy apologized for their misdeeds and you may trusted Shark into task out-of conquering Vetrix, and that only upset Shark. Their revenge and frustration following changes to help you Vetrix, as he was the person who orchestrated all of it. 
Shark later reunited having Quattro when he found assist your with Duel facing Chironex and teamed right up him. Both rivals establish a number of camaraderie, while they often traded insults to each other, and that produced Trey mentioned that it was tough to figure out if they was indeed for the an effective otherwise crappy terms.   Whenever Shark sided for the Barians just like the Nash and you will bankrupt his ties that have mankind, Quattro was determined to Duel up against the only person he entitled a buddy manageable repair the bonds Nash used to have.  Immediately after Nash displayed just how Quattro’s allies perished within Duels with the latest Barians, Quattro is disgusted in the how far Nash had fell and you can acknowledged that he try no longer Reginald.  Even though Quattro tried one final time locate “Reginald”, straight back he had been unproductive, so that as their heart going for the Barian Business, brand new rivals quote an unfortunate goodbye to each other, that have Nash encouraging to become listed on Quattro inside Hell pursuing the war ended.  Although not, it be family unit members once again immediately after Yuma and you may Astral’s duel.
Dumon [ edit ]
Throughout their period because the Emperor of one’s United Places of one’s Poseidon Ocean, he previously befriended a good knight away from some other kingdom. This knight, Dumon, has been around since close having Nash, swearing to protect and you can endeavor near to your and his enemies. 
The relationship also continued to its next existence, in the event christian chat room lithuanian that a couple of men is reincarnated because Barians in which Dumon carry out continue steadily to suffice Nash once more. Even after Nash got allegedly disappeared in the Barian community, Dumon (today chief of the almost every other Barians) stored to the pledge the commander do go back 1 day. Immediately following Vector got stated the potential for its shed chief getting in the world, Dumon turned seriously computed to obtain and you will offer their chief right back.  
Immediately after they turned obvious one Nash have been the human being Shark, Dumon managed to convince him it absolutely was his destiny to join the Barians, and finally Nash got joined up with him once again. 
Vector [ modify ]
Shark and Vector are probably arc-enemies; that have a common hatred comprising far back to the old earlier. Inside their earlier lives, Vector are this new Prince of the nation you to invaded the new United Places of your own Poseidon Water, that has been governed by Shark’s prior life– Nash. It made Vector privately guilty of slaughtering Nash’s Kingdom playing with their beast army. Into a more personal level, Vector’s intrusion pressed Nash’s cousin Marin in order to sacrifice herself in order to summon the ocean Goodness Crystalzero, which was a supply of enormous suffering to have Nash. If the one or two had been in the course of time restored because the Barians, its correct thoughts was basically closed away by Wear Thousand, and so the duo don’t recognize each other instantly. Although not, the mutual hatred permitted also into their the newest identities, Nash hating Vector for their lingering defiance. Vector in the course of time went in terms of to establish a beneficial “Section program” for every single day Nash crazy your (and you can positively everything Nash told you or performed frustrated him), in the end choosing to betray his chief at the one hundred,100000,000 issues.