The Brotherhood of Steel and the Institute keep this tech for themselves, so outside of joining one of these high-tech factions, you're going to be doing a lot of scavenging (or looting of folks from these factions)
If you liked the deck in Standard or just like the mechanic, it's certainly good enough to win a reasonable amount of games at high-ish ranks on Arena , although I don't think it's quite a top-tier archetype
Pia and Kiran Nalaar Pia and Kiran Nalaar is far from a bad card, but also pretty far from being a good commander
Leyline of the Void or Rest in Peace can effectively shut down these strategies
you'll pay less life to draw cards with its activated ability
In it, shes not a planeswalker or a cosmic force, but an underworld cook who ends up bound in seven years of service to the pit lord Vincent