Looking for tips on improving my Mishra deck

With hopefully keeping the half theme of silly artifacts go brr, what are some improvements I could make to this deck?

ideally I want to keep goofy things like nexus & mindslaver but other than that any optimizations are welcome.

https://moxfield.com/decks/89W6ROYW10Ox-qVZ8AROIQ

(please be reasonable with budget)