PoE Mistborn_First_Era builds

I spent quite a while trying to find a build I could shove those new recoup life nodes in. I think I got one. I am a bit worried about attack speed, but other than that it is 100% spell suppression, 50% recoup, big ES leech with some mana and hp on hit/kill. I think the lightning mastery (always lucky non-crits) will be great with the huge range that Energy Blade provides (15+0.04%ES - 235+0.8%ES) \[147-2875\] Any thoughts would be great since I can't really test in out in POB since the skill isn't added yet. I have also nev