Originally Posted by
Geodew
I don't know if Extend Life would make a good Mastery. It's good as a set bonus because it's tuned to be powerful even when it's overhealing a bit. But if they made it a Mastery, they'd have to tune it to be in line with our other stats, but because its overhealing can vary a lot by fight, that would make the usefulness of our Mastery vary a lot by fight, meaning we'd basically need 3 or 4 gear sets at that point, including high- and low-Spirit sets. Ideally, Mastery should be about as useful for every fight, like the Chi Wave tier bonus, just like Crit, Multistrike, Versatility, and (at least somewhat) Haste.