Board Thread:Game Discussion/@comment-124.168.14.201-20131010074202/@comment-9605025-20131010170744

I would go with Vortex. If they both are terrible, might as well go with the one that you will have a higher chance of getting MTM. Vortex is 400 while acid is 1500. This means you can almost get 4 Vortex for 1 Acid.