While Rakdos Charm has a bunch of relevant modes - exiling the graveyard against Dredge and Reanimator, blowing up artifacts against Affinity or Scales - the most important is "each creature deals one damage to its controller." With the help of Sleeper Agent and Forbidden Orchard (combined with whatever creatures our opponent happens to be playing) it's pretty easy for our deck to give our opponent four, six or even more creatures, which turns Rakdos Charm into two mana burn our opponent for four, six or more damage, all at instant speed, which is an absurd deal
He also is a No Mercy for Humans that dare to hurt you and packs some evasion of his own
Honda, Sumo Champion Creatures (23) 1 Alms Collector 1 Burnished Hart 1 Daxos, Blessed by the Sun 1 Elesh Norn, Grand Cenobite 1 Esper Sentinel 1 Evangel of Heliod 1 God-Eternal Oketra 1 Indomitable Ancients 1 Kitsune Loreweaver 1 Kor Cartographer 1 Knight of the White Orchid 1 Mangara, the Diplomat 1 Mentor of the Meek 1 Nyx-Fleece Ram 1 Prava of the Steel Legion 1 Reverent Hoplite 1 Solemn Simulacrum 1 Springjack Shepherd 1 Wall of Omens 1 Weathered Wayfarer 1 Welcoming Vampire 1 Wild-Field Scarecrow 1 Zetalpa, Primal Dawn Planeswalkers (2) 1 Elspeth, Sun's Champion 1 Karn, Scion of Urza Instants (8) 1 Flawless Maneuver 1 Generous Gift 1 Path to Exile 1 Release to Memory 1 Rootborn Defenses 1 Sejiri Shelter // Sejiri Glacier 1 Swords to Plowshares 1 Teferi's Protection Sorceries (3) 1 Emeria's Call // Emeria, Shattered Skyclave 1 Martial Coup 1 Mass Calcify Enchantments (7) 1 Crackdown 1 Brave the Sands 1 Felidar Retreat 1 Land Tax 1 Search the Premises 1 Smothering Tithe 1 Thorough Investigation Artifacts (19) 1 Archaeomancer's Map 1 Ebony Fly 1 Ensouled Scimitar 1 Fountain of Ichor 1 Gilded Lotus 1 Guardian Idol 1 Hedron Archive 1 Lightning Greaves 1 Mind's Eye 1 Nyx Lotus 1 Robe of Stars 1 Slagwurm Armor 1 Skullclamp 1 Sol Ring 1 Staff of Nin 1 Swiftfoot Boots 1 Thought Vessel 1 Venser's Journal 1 Whispersilk Cloak And there we go
Then take a look at what cards are being passed in other colors
All Will Be One [Foil] #118 (Magic Phyrexia: All Will Be One | Magic Cards) prices are based on the historic sales
