PoE Marauder, Shield Crush, League Starter builds

So im coming back to path of exile (left just about when sirus got in the game) and this is my league start, taking inspiration from varius different versions of armor stackers. character is currently lvl 88 in crucible, i've defeated both eater of worlds and searing exarch without any previous knowledge of the fights with a budget version of it, going for maven and sirus next. its a armor stacker using replica dream feather and emperor vigil, and seething fury for crits. its already a well know interaction at this point. however this build includes (the fourth vow), that allows to scale ch

&x200B; Really trying to learn how to piece things together build wise just overall. Open to ALL criticism and any info on making this better. Thank you for your time and feedback as it's my second time going from scratch on something!

I started building a new league starter (hopefully no balance changes to SC) and think that I have a pretty refined idea for budget Shield Crush utilizing some cheap uniques. Watchers Eye (Single Mod) is really the only item that may be expensive to work towards as a goal in the first week, but impale is pretty non-meta right now. Overall nothing too crazy or innovative but think its worthy of a league start. POB has no cluster, gem quality, flasks, Eldritch mods, or berserk buff. Amazing shields are pretty cheap or easy to craft with Rog Should be able to hit 5 Mil DPS by end of week 1 or