Welcome to the forum. From what you said I would say the 200 DX would meet your needs very easy . But you could not go wrong with the 250 EX either. You will need a water cooler or buy an air cooled torch if you go with the 250EX.
Miller 302 gas drive
millermatic 200 mig
miller spoolmatic 3 spool gun with 100ft ext.
2014 Everlast PP60S plasma
thermal arc 250 GTS inverter
2016 Everlast 250EX
miller tig cooler
2015 Everlast MTS250S
Miller 30A spool Gun
Miller xtreme 12VS wire feeder
Linde CM 85 shape cutter