should i upgrade to supporter or onyx what's the difference?

[Samus]

just got enough money to buy either one which one is a better upgrade?

 

[DepicT]

The differences are listed on the upgrade page: http://www.forumkorner.com/upgrade.php

 

[Samus]

i know just trying to get other peoples opinons on the upgrades because i can only buy 1 of them

 

[-Ocean-]

I think Oynx seems better as it lasts forever, whilst Supporter lasts for a specific Time-Frame listed.