My Riftbound tier list

S Brynhir Thundersong, Falling Star, Kai'Sa - Survivor, Against the Odds, Ferrous Forerunner, Minotaur Reckoner, Firebrand Raider, Bilgewater Tracker, Grim Apothecary

A Sabotage, Dazzling Aurora, Punch First, Ruin Runner, Akshan - Mischievous, Trinity Force, Graves, Blasting Through, Nidalee - Cat Form, Irresistible Faefolk, Rengar - Trophy Hunter, Elder Dragon, Legion Marauder, Rampage, Decree of Strength, Hold 'Em

B Cull the Weak, Imperial Decree, Hidden Blade, Baited Hook, Karthus - Eternal, Deathgrip, Ashe - Focused, Vi - Peacekeeper, Ki Barrier, Decree of Unity

C Charm, Defy, En Garde, Find Your Center, Meditation, Block, Discipline, Mask of Foresight, Brutalizer, Flurry of Feathers, Irelia - Fervent, Tianna Crownguard, Not So Fast, Janna - Savior, Stellacorn Herder, Thwonk!, Disarming Rake, Astral Heron, Feral Strength, Hush, Life from Stone, Orianna, Exquisite, Helm of Suppression, Ki Burst, Zhonya's Hourglass, Decree of Focus, Vilemaw, Back Off, Scuttle Crab, Ahri, Confident, Blitzcrank - Impassive, Command: Attack, Battle Preparations, Riven, Broken Blade, Sona - Harmonious, Svellsongur, Steel Paws

D Unchecked Power, Ravenbloom Student, Singularity, Retreat, Thousand-Tailed Watcher, Time Warp, Eager Apprentice, Consult the Past, Frigid Jewel, Dredge Up, Sprite Fountain, Blue Sentinel, Chakram Dancer, Downstage Dramatics, Sprite Burst, Temporal Breach, Pickpocket, Lecturing Yordle, Decree of Insight, Applied Researchers, Strigian Oracle, Bellows Breath, Smoke Screen, Stupefy, Gravity Field, Kai'Sa, Rebel