I would say that something based on IG might be best for a 21 year old - A314 is good around Asians but around that age, it is liable to be a but too mature/daunting/serious - It will get immense respect but maybe not too much more.
IG however is a much lighter/social/engaging rone signature and paired with IS, IH and maybe a very small amount of none, much more attractive to someoone in that age range.
And yes, I think MX200 is gone for good as its formula has been released:
