At this point, I don't think anyone really knows. Of the recipe rolls you mentioned I wouldn't rule out any of them as being reasonable choices. I don't know if any of the non-recipe rolls are worth taking, but they might be.
And for a while things were cold,
They were scared down in their holes
The forest that once was green
Was colored black by those killing machines
Oh, as of a few weeks ago, the best way to spend tickets blueside if you just wanted inf was to buy Platinum directly and sell it. I don't expect that tactic to be viable for long, though, as people figure it out and Platinum drops in price.
And for a while things were cold,
They were scared down in their holes
The forest that once was green
Was colored black by those killing machines
guess i have to guess and see what i get 
well first I'm saving them to get the above the cap badges
Over in the Market Forums they say the Bronze roll is the best for bang for your buck now. Once MA gets fully rolling it may change if everyone does that.
Protector Server
Woeful Knight (BS/Regen/Body Scrapper)
Kevin Christian (MC/FF/Primal Controller)
SilverCybernaut (Eng/Dev/Munitions Blaster)
Apixie OhNo (Fire/Fire/Pyre Tanker)
Y'ru Glowen (Rad/Rad/Psy Defender)
oh i guess i should of checked there first
I have about 6000 tickets and I'm wondering what kind of rolls should i roll? bronze, silver, gold? also what lvl should i roll at?