It checked that Rex knew Black colored Knight from the time he have been young. She spent some time working alongside his parents inside the Nanite Enterprise,  however, due create their amnesia, he failed to think of particularly situations. Whenever Rex came across Black colored Knight once more, given that Providences the fresh new commander, Rex a little doubted one she is actually some thing near a good.
Because the she attempted to prove to your off the girl a good objectives, Rex kept providing themselves a reason to believe you to she might’ve become slightly sinister. They began into a boost immediately after she help Rex work on his own objectives, but Rex became mislead and you can tricked whenever Providence used collars so you’re able to brainwash EVOs. After Rex shown their attitude about this, Black colored Knight asked Caesar doing an equivalent so you can Rex. Immediately after Rex broke from the new control, he made an effort to avoid. Black Knight performed all-in the lady capacity to continue him grabbed. In the course of time, he was protected by Representative Six and you may Holiday, hence became these facing Black Knight and the this new Providence. 
Even in the event its past stumble on did not end very well, Black colored Knight usually given Rex another chance to become an associate from Providence, hence continuously lead to Rex declining. Rex after that began to interfere in lots of of Black colored Knights missions, ultimately causing of a lot life of EVOs and you will simple individuals to feel spared. At some point, Black colored Knight turned sick and tired of Rex’s meddling.
Rex had previously been Quarry’s best lieutenant. The guy voluntarily marketed his members of the family out to Quarry in exchange for their independence. Regretting that which you the guy did, he returned to race Quarry so you can 100 % free his family. Quarry lured him by providing his log, but Rex denied the offer from the damaging it. 
Quarry after came back after hitting theaters of the Breach below Van Kleiss’s acquisition, looking to get revenge toward Rex and you can attempting to sell the newest Molecular Destabilizer towards high buyer. However, Rex outdone your and you will allowed Infraction when deciding to take Quarry so you can Van Kleiss in exchange for Circe’s protection. 
From the beginning, Huntsman Cain and you may Rex got never acquired together. Rex himself, had as well as asserted that Huntsman Cain try one of his best foes.  Cain’s not true accusations and prejudice theories on EVOs brought about animosity ranging from both. Rex’s dislike turned increased whenever Hunter Cain been able to dictate civilians to gain access to Rex due to the fact a risk in place of a hero. If the time are correct, Cain attacked Rex. Immediately Ã–nerilen Kaynaklar following Rex defeated him, Rex restored his rightful image since Providence’s secret firearm.  Indeed there with the shortly after, Huntsman Cain and you will Rex encountered both repeatedly. Cain possess, to the several days, tried killing Rex however, ultimately were unsuccessful. Huntsman Cain have endangered their family and you can made an effort to exterminate them while they was indeed EVOs  . Despite getting imprisoned, he managed to feel break out which have Gatlocke and many partners. 
In the event the guy will not remember, John Scarecrow has had difficulties with Rex since that time growing right up together with old gang from inside the Hong-kong. It had been indicated that as the he was a beneficial shapeshifter, it offered Rex the theory to track down voice triggered nano-ink.  Many years after, John Scarecrow inserted Black colored Knight in order to right back at the Rex and penetrate The fresh new Plant. When you’re truth be told there, John used Rex’s emotions, disguising himself while the Circe and different other people. Just after Rex trapped him red-handed, Rex made an effort to challenge him however, had a hard time doing they because the John kept reminding Rex of terrible areas of their earlier in the day. Just before he may go more and you can nearly killed Rex, Holiday outdone your. 
This is not right up until Rex discover Caesar true intent and you will Rex made use of their new-found energies so you’re able to reprogram the fresh nanites and in the end reconciled. 
Besides the proven fact that Rex had a temporary break on a break, Rex’s value having Escape greatly improved overtime. The guy believes high out-of their and in actual fact glorifies the girl cleverness. She form too much to him possesses aided her during the the smallest in order to terrible factors; whether it’s disobeying laws and regulations and helping the lady access a number of trials of EVOs not authorized of the White Knight,  or putting their lifetime on the line to help save your self the woman cousin.  She actually is including an individual who Rex can communicate with whenever some thing is harassing him. For-instance, she took interest in Circe when looking up the lady.  She as well as got a heart to heart having your whenever Rex located Noah are a spy. 
It seems that Rex stills features in contact with them, once the Skwydd were able to improve him towards people he was performing on.  Afterwards, Rex decided to go to him or her once more and you can noticed its an excellent progress lifestyle the lifetime and you will acknowledging Circe because their participant. 
Rex afterwards volunteered to help you hire Violation to your Providence immediately after discovering of the girl recently found, improved performance. Just after delivering the woman out of Abysus, Rex learned more and more Violation and started to get together again together with her. After a huge race anywhere between Van Kleiss and Providence, Infraction stored Rex of the transporting Van Kleiss somewhere else over the years. Rex next receive themselves swept up inside a period site which have Breach and you can came back a hug supplied by the woman just after she thanked him to be the girl buddy. Rex happened to be prepared to perish together with her.  Rex afterwards admitted that he and you will Breach was indeed family relations now.