Compact single-card design, perfect for collectors and players alike
Dont try to beat Hollow One with only removal
I don't really know stuff like the proper meta at the time and I might get a bunch of things wrong
These medallions give you a cost reduction without tapping, which makes them more rampy than a signet or talisman for colored spells that have a colorless cost as well

Acorn Catapult Alliance of Arms Arcane Artisan Ashling's Command Atlantis Attacks Bloodvial Purveyor Brigid's Command Casey & Raph, Hotheads Caught in a Parallel Universe Combat Calligrapher Cybernetica Datasmith Dark Salvation Death by Dragons Descent into Avernus Dovescape Echocasting Symposium Edge Rover Elephant Resurgence Elephant-Mandrill Emeritus of Truce Goblin Spymaster Gonti, Night Minister Gravedig Greener Pastures Grismold, the Dreadsower Haunted Angel Hold the Perimeter HumanTime Lord Meta-Crisis Inscription of Insight Jolene, the Plunder Queen Kamahl's Summons Kibo, Uktabi Prince Kozilek's Command Liege of the Hollows Marching Duodrone Mogg Infestation Nantuko Shrine Nettling Nuisance Oversimplify Party Dude Plague of Vermin Prismari Command Pure Reflection Rankle and Torbran Relic Robber Rendmaw, Creaking Nest Rite of the Raging Storm Rootcast Apprenticeship Sarkhan the Mad Shadrix Silverquill Splinter & Leo, Father & Son The Dining Car The Pit The War Games Tombstone Stairwell Varchild, Betrayer of Kjeldor Verdant Command Waiting in the Weeds Warren Weirding Water Gun Balloon Game

When a player has 10 or more poison counters, that player loses the game