Originally Posted by
_slowpoke_
Yes you can, but it is inflexible. Progression on A8s still requires Vitality melds to reach around 19k HP, which takes up your entire right side slots. To reach hitcap with these melds figured in, you need to either a) have two pentamelded accessories (which locks you into two 220 items and costs a shitton of gil) or b) put full Accuracy on your relic, freeing up your melds. The relic is clearly the better and more flexible choice here, and it's more future-proof to boot.