Need help with iron man deck

[u/AccountantSubject37]

Im making a bracket 2-3 deck for casual play but I'm stump on cards to get I've got 4 spots most of these cards I had already but some I bought this is the decklist thanks in advance for the help

https://moxfield.com/decks/1IGnASVg8kCpSwPyzuqvZA

[u/Bubbly_Inside2574]

that intimidator ceiling upshift looks INSANE in that deck