pokemon generations cards X Y Single Card Common Rhyhorn 49 16 Pokemon Over 90 New Cards Revealed

Demand on TCGplayer seems organic (there's no huge single-day spike when looking at traded volume, which could signal a buyout for all three cards, there's increased demand but distributed across the whole of June)

So, attacks made with both sides of Kefka will count towards the 21 damage needed to take someone out of the game with commander damage

Pair them with the right dual lands

Oracle of Mul Daya This is my last 4-mana entry on this list, and one that I slept on for years after it came out in Zendikar

Because nobody knows where it'll turn up, there's a chance you could stumble upon one of the rarest MTG cards in the world by chance