Green hat antagonist in Dc: Arrowverse

Guy gets finds himself reincarnated in a person with the same name as his in Dc: Arrowverse. How does he know this ... well 'He' is Felicity Frickin' Smoak's 'Current' Boyfriend witnessing ---Spoiler Alert!--- Green Arrow( Face reveal ) in the same car as him and Felicity!!!
Now he has to give his all in order to not get a green hat Damn it! Or else with help of future knowledge...Get ready Green Arrow... Cause it's Antagonist time baby!

@#^&*@$%^: Green Hat Savior System initializing ----10%---40%--
-60%---80---100%
System: *HELLO!! HELLO!!!! THIS THING WORKS RIGHT??*

mc: Woah!!? yeah wtf are YOU? ... Oh are you a System?

System:* Hello Host! Yep, That's me. I am sent by Higher Entity...or according to you ... a God / Rob in order to help you survive your journey and not face a fate worse than death... getting cucked by MCs of this world*

MC: Damn...#crying manly Tears.gif...a shrine coming up your way dude...
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This is going to be fanfic of the whole Dc verse but mainly focused on the arrowverse in the beginning. He will be kind of like a green hat nerd but will change and turn into anti-hero.
He is very opportunistic and won't mind fighting the good guys to get what he wants.
*nothing DC or tv show related is mine all rights to the owners of Dc*