User blog comment:YourPrivateNightmare/Discussing the new defensive mastery tree/@comment-180677-20150626064957

Personally, i think of this swapping of "Swiftness" and "Tenacious" as a good buff for the likes of Junglers, now you don't need to spend over 18 just to get that one point wonders at the higher tiers.

Runic Blessing will not be missed. Enchanted Armor sounds even better know, even if needs many points now.