You can take out a lot of trash with it as people die quickly
Red comes from Mountains, Green comes from Forests, and Black comes from Swamps
Table of Contents show What Are Coin Flip Cards in Magic
But this is unreliable in the early game and then doesn't work in decks where you are triggering damage and lifeloss to all opponents equally
A close second is White, with just three: Shahrazad (which creates a game-within-a-game situation), Limited Resources (which usually destroys lands and makes players unable to put new ones out), and Balance, the most cost efficient board wipe ever made
Wilhelt, the Rotcleaver Wilhelt, the Rotcleaver peaked as the 11th most popular commander ever , though it's now slipped between #20-30