Noah is actually Rex’s greatest individual friend. Whether or not it is showed that he had been leased become their buddy, Rex punched Noah within the fury, apparently finish its friendship. But not, immediately after rescuing Noah, he decided to believe that Noah indeed planned to become his pal.  Rex will confides from inside the Noah in the their difficulties, such as for instance their insecurities on killing EVOs, and his awesome break on the Circe. Rex still keeps particular anger out of their betrayal, leaving comments that Noah has actually lied to help you him in the past. 
Rex and you will Noah are very competitive, with a few periods, focusing solely involved.   The two include rather equally paired, and you may Rex does abstain from the usage his EVO efforts in their matches, allegedly off fairness. Which victories is normally kept not sure: once, Rex showed up brave, however, just caused it to be through with the help of their efforts.  However, because shown in advance of, Noah is the brand new superior prankster, and then he efficiently humiliates Rex to the a big scale, but at some point, their big date that have Claire is still wrecked. Rex actually shown so you’re able to Bobo his frustrations regarding the Noah, exactly who the guy thinks is actually, between anything, smarter than simply he’s and much premium from the baseball.  Because the allege from the basketball is quickly proven, it is value listing one Noah mainly underestimated Rex’s intelligence. 
Rex may be simpler-supposed than just Noah, both on latter’s chagrin. In a single circumstances, Noah became upset one, despite his ideal services to study, Rex insisted toward sleeping to your his chair and you can watching a soap opera. Later on, Noah became eg troubled by prospect of shedding their jobs, if you’re Rex was once once again becoming distracted of the same soap opera.  Noah and tends to score sick and tired of Rex having not understanding a website web page for enough time to uncover the fresh new the fresh new “rock festival” is good geologist seminar.  Rex just answered it was a mistake anyone could have made. 
Their matchmaking never began better. However, no matter if White Knight’s absolute intent would be to eliminate Rex, he’s got one another grown together with her because the faithful couples and you can asset to help you Providence. His rigid rules and you may guidelines usually tempted Rex so you can disobey and you may break the rules facing White Knight, and you will triggered Rex not to ever feel thus partial to his emotions.
Rarely, there are times when Rex and Light are seen congratulating for every single most other due to their teamwork. Immediately following being sent for the coming Providence, the guy been aware of White’s hostile takeover and even accepted so you can missing him. 
Dr. Gabriel Rylander try a scientist just who labored on the latest Nanite Venture as well as Caesar, Rafael, and you will Violeta Salazar. He was allegedly a good friend of your own Salazar nearest and dearest given that he was the one who got provided Rex their term. He and are among scientists you to definitely turned Rex towards the a keen EVO to conserve their lives. Following the Nanite Feel, Rylander disappeared together with spouse and you may kid for 5 many years. Providence reach choose their algorithm one to triggered nanites so you can opposite engineer it. Whenever Rex heard about Rylander’s disappearance with his friends he envision Rylander try his dad. However, when he satisfied Rylander he discovered he was not their dad. 
Tuck, Skwydd, and Cricket was Rex’s crew after the Nanite Enjoy, and he generated them into the some thing off children. However, he’d completely forgot about the subject because of their memories lapses until he found them again. Cricket, truly the only girls member, got an effective smash into your, but Tuck stated Rex was either too thicker to remember otherwise pretended to not. Having factors yet said, the guy given up their nearest and dearest so you’re able to an enthusiastic EVO. offense lord called Quarry, attain liberty. Just after conquering Quarry, the guy let their old crew wade 100 % free in the place of arresting them particularly he had been supposed to, but the guy warned her or him to not ever do just about anything stupid otherwise Providence could well be after them.