This deck does not appear to be legal in Standard (Season from Sep 2021).
Problems: You cannot play more than 4 of: Aether Gust, Disdainful Stroke, Duress, Gilded Goose, Hydroid Krasis, Legion's End, Lovestruck Beast // Heart's Desire, Murderous Rider // Swift End, Mystical Dispute, Negate, Nissa, Who Shakes the World, Noxious Grasp, Oko, Thief of Crowns, Once Upon a Time, Paradise Druid, Questing Beast, Teferi, Time Raveler, Thrashing Brontodon, Veil of Summer, Vraska, Golgari Queen, Wicked Wolf. · Not legal in this format: Aether Gust, Angrath's Rampage, Arboreal Grazer, Blacklance Paragon, Bonecrusher Giant // Stomp, Brazen Borrower // Petty Theft, Brineborn Cutthroat, Casualties of War, Cauldron Familiar, Cavalier of Flame, Cavalier of Gales, Cavalier of Night, Chandra, Acolyte of Flame, Chemister's Insight, Claim the Firstborn, Deafening Clarion, Devout Decree, Doom Foretold, Dovin's Veto, Drawn from Dreams, Dreadhorde Butcher, Edgewall Innkeeper, Embercleave, Expansion // Explosion, Fae of Wishes // Granted, Faerie Guidemother // Gift of the Fae, Fervent Champion, Find // Finality, Fires of Invention, Flame Sweep, Foulmire Knight // Profane Insight, Frilled Mystic, Giant Killer // Chop Down, Gilded Goose, Golden Egg, Growth Spiral, Gruul Spellbreaker, Guild Globe, Gutterbones, Hydroid Krasis, Kaya's Wrath, Knight of Autumn, Knight of the Ebon Legion, Kraul Harpooner, Lava Coil, Legion Warboss, Legion's End, Liliana, Dreadhorde General, Lovestruck Beast // Heart's Desire, Mass Manipulation, Massacre Girl, Mayhem Devil, Midnight Reaper, Murderous Rider // Swift End, Mystical Dispute, Narset, Parter of Veils, Nightpack Ambusher, Nissa, Who Shakes the World, Noxious Grasp, Oath of Kaya, Oko, Thief of Crowns, Once Upon a Time, Opt, Order of Midnight // Alter Fate, Paradise Druid, Pelt Collector, Priest of Forgotten Gods, Prison Realm, Quench, Questing Beast, Rankle, Master of Pranks, Rimrock Knight // Boulder Rush, Rotting Regisaur, Runaway Steam-Kin, Scorch Spitter, Shifting Ceratops, Skarrgan Hellkite, Spawn of Mayhem, Tamiyo, Collector of Tales, Teferi, Time Raveler, The Elderspell, Thought Erasure, Time Wipe, Torbran, Thane of Red Fell, Veil of Summer, Venerated Loxodon, Voracious Hydra, Vraska, Golgari Queen, Wicked Wolf, Wilderness Reclamation, Witch's Oven, Zhur-Taa Goblin.