PoE League Starter, Legion builds with custom stat filters

TLDR: Resolute Technique + mana efficiency solves accuracy and mana issues from 3.15. Chieftain now possible in Trade with Iron Will. To those who loved this build and knew friendly company therewith: this Reunion is for you. Spellslinger Flame Wall Elementalist was an extremely popular build in 3.13/3.14. It was one of the strongest league starters featuring extremely smooth gameplay, and some redditors might have come across me recommending that build to others back in its heyday. Unfortunately, 3.15 brought a quadruple whammy of nerfs to golem buff effect, mana reservations, Flame Wall

-------------------------------------------------------- FOREWORD AND NOTES: This build has been adjusted for the great nerfening of builds from the 3.15 patch notes. The bad news is that this build lost a lot of damage, but the good news is that we get multistrike with Shield Charge and it should make this skill good enough. I am currently assuming that Shield Crush will have the same bonus damages apply as Shield Charge, in which it got changed to 4 to 6 from 3 to 4. It is also possible that Shield Crush will have the same bonus damages as Spectral Shield Throw, in which that got changed