Kefka, Dancing Mad Decks on EDHREC: 273 While a seven-mana commander is a pretty hard sell nowadays, especially in such not-rampy colors, Kefka is still a great commander option if you love stealing cards from other players
Its less popular an archetype than straight up Voltron, but its more viable than ever with all of the free and reduced equip creatures
Similar to Birthing Pod from the past, you can use it to enable a combo, but it can also just act as a card advantage engine and/or influence the board state via the -1/-1 counters
[34] The rarities listed in increasing rarity are: Common (gray circle) Uncommon (white book) Rare (bronze triangle) Super Rare (silver diamond) Legendary (gold pentagon) Epic (rainbow semicircle with nib) Enchanted (rainbow hexagon) Iconic (rainbow octagon) The Epic and Iconic rarity were introduced in the Fabled set
Singing forever gets tiring, but it's worth the result of the chosen player drawing five cards