Hey! Welcome to the forum
Im no expert to start a true discussion here but two good places to check would be the collated resources page Collected Codex Resources
(Particularly thinking of “strongest mono-colour openings”, “starter decks” or “argagargs riches” which is a green janky opening 2 turns)
And the monocolour matchup series @FrozenStorm orchestrated [Series] Monocolor Matchup Madness 1! Sign up today!
Where you can go to the spreadsheet, find the green vs red games and read the games and what the players were thinking