You do not need to panic sell your entire collection
Setting aside the utterly random bit of artifact-hosing (which I guess is a reference to Mirrodin Pure defeating the colored Phyrexians), theres an interesting riff on cards like Platinum Angel, Lichs Mirror, Angel of Grace, and Exquisite Archangel
Whats even more interesting is that a lot of these cards have POPs (PSA) of under 100, with some even having POPs under 20
Youll have plenty of mana to bounce Lumra with Otawara, recast Lumra, bring all your lands back once again, bounce Otawara with Arid Archway, and repeat this process
But theres a small hoop: You have to tap Kilo to proliferate, which sometimes means you attack, and sometimes means you station a spacecraft