Captain Rex seems like an incredibly unique and interesting commander to build around, and hey, you dont need to know anything about Attractions in order to run him
Any one-shot effects that are waiting "until [this] leaves the battlefield," such as that of Banishing Light, won't happen when a permanent phases out
Even before our pump spells and mass bounce comes in, we can use that evasive chip damage to draw cards with Coastal Piracy effects, filling our hand every turn
Some of our printers couldn't do it, and even the ones that thought they could weren't able to promise it
In a way theres a sense of peace, as the teal and orange tones are perfectly complementary, but the encroaching clouds and waves present some nature of danger or change
He gives you an anthem effect as well as evasion, and has flying himself so you don't have to suicide him to get the combat trigger, excellent