Best you can go with on that budget is a iTaste 2.0 MVP or 1300mAh spinner and just clearos/cartos. Not quite what you're looking for, but it's a bit hard to take the next step on that budget (needing to buy a device, 18650 batteries, a charger, and then RDAs/RBAs).
But for the next step (vamo, SVD etc), it's $40-60 for the VV/VW device, $10 for batteries (ideally want a few), $10-20 for the charger, and maybe $10 for a good RDA and $30 for a clone RBA. It will be my next step too and something that will be in line with your next step, but it's not really in your budget yet (or mine).
I've got ego twists and spinners right now, and novas, EVODs, with pro tanks coming soon. So for a month or more I'm sticking with a $25 vision spinner 1300mAh, and a few $5 clearomizers (but I am getting a $18 pro tank 2 and a $13 mini protank 2).
Maybe I'm wasting money buying the protanks when I should be saving for the VV/VW device or mech mod and atomizers to suit, but really I'd probably use the ego/spinners and clearomizers more when leaving the home than I would a SVD and RSST anyway.