Being able to target your own permanents with harmless or inane spells to start creating copies of them is just such an absurdly fun strategy
However, you have to trash one of your cards to activate his effect
This green creature is basically the definition of kill-on-sight
While it is 22 years old, other cards from Fifth Dawn havent struggled to get recognition
Anthem of Rakdos Exava, Rakdos Blood Witch Rakdos Augermage Rakdos Cackler Rakdos Carnarium Rakdos Charm Rakdos Cluestone Rakdos Drake Rakdos Firewheeler Rakdos Guildgate Rakdos Guildmage Rakdos Headliner Rakdos Ickspitter Rakdos Joins Up Rakdos Keyrune Rakdos Locket Rakdos Pit Dragon Rakdos Ragemutt Rakdos Ringleader Rakdos Riteknife Rakdos Roustabout Rakdos Shred-Freak Rakdos Signet Rakdos Trumpeter Rakdos the Defiler Rakdos's Return Rakdos, Lord of Riots Rakdos, Patron of Chaos Rakdos, the Muscle Rakdos, the Showstopper
Its a 5-drop with some real card advantage potential in the late game, but you can also just use it to cantrip early on, kind of like a cycling card that reserves the creature for later use