This deck does not appear to be legal in Standard (Season from Sep 2021).
Problems: You cannot play more than 4 of: Bonecrusher Giant // Stomp, Aether Gust, Uro, Titan of Nature's Wrath, Lovestruck Beast // Heart's Desire, Nissa, Who Shakes the World, Stonecoil Serpent, Scavenging Ooze, Questing Beast, Negate, Brazen Borrower // Petty Theft, Shifting Ceratops, Pelt Collector, Mystical Dispute, Hydroid Krasis, Embercleave, Eliminate, Robber of the Rich, Redcap Melee, Noxious Grasp, Heartless Act, Gemrazer, Fervent Champion, Extinction Event, Agonizing Remorse. · Not legal in this format: Bonecrusher Giant // Stomp, Aether Gust, Uro, Titan of Nature's Wrath, Lovestruck Beast // Heart's Desire, Nissa, Who Shakes the World, Stonecoil Serpent, Scavenging Ooze, Questing Beast, Brazen Borrower // Petty Theft, Shifting Ceratops, Pelt Collector, Mystical Dispute, Hydroid Krasis, Embercleave, Eliminate, Robber of the Rich, Redcap Melee, Noxious Grasp, Heartless Act, Gemrazer, Fervent Champion, Extinction Event, Agonizing Remorse, Thought Erasure, Scorch Spitter, Runaway Steam-Kin, Ram Through, Primal Might, Lucky Clover, Light Up the Stage, Fae of Wishes // Granted, Edgewall Innkeeper, Casualties of War, Beanstalk Giant // Fertile Footsteps, Barkhide Troll, Anax, Hardened in the Forge, Wilt, Vivien, Arkbow Ranger, Venerated Loxodon, Ugin, the Spirit Dragon, Torbran, Thane of Red Fell, The Great Henge, Teferi, Master of Time, Shark Typhoon, Selfless Savior, Scorching Dragonfire, Raise the Alarm, Paradise Druid, Oakhame Adversary, Narset, Parter of Veils, Lava Coil, Knight of the Ebon Legion, Kitesail Freebooter, Gutterbones, Flame Sweep, Escape to the Wilds, Embereth Shieldbreaker // Battle Display, Elder Gargaroth, Cultivate, Cry of the Carnarium, Yorvo, Lord of Garenbrig, Yorion, Sky Nomad, Woe Strider, Winota, Joiner of Forces, Unchained Berserker, Tin Street Dodger, Tibalt, Rakish Instigator, Thought Distortion, Storm's Wrath, Spawn of Mayhem, Rotting Regisaur, Rankle, Master of Pranks, Murderous Rider // Swift End, Judith, the Scourge Diva, Heroic Intervention, Giant Killer // Chop Down, Garruk's Harbinger, Enter the God-Eternals, Elspeth Conquers Death, Devout Decree, Claim the Firstborn, Cavalier of Thorns, Blacklance Paragon, Basri's Lieutenant, Arboreal Grazer, Tamiyo, Collector of Tales, Spectral Sailor, Shadowspear, Llanowar Visionary, Legion Warboss, Grafdigger's Cage, Fling, Domri's Ambush.