In a deck with a five-color commander, it essentially reads, "You win the game if you control your commander." That is not the most satisfying end to a game, and it does begin to become an auto-include for many decks
Kefka, Court Mage / Kefka, Ruler of Ruin Every time Kefka, Court Mage enters or attacks, it forces discards while refilling your hand with extra cards
It comes protected in its original hard plastic display case, accompanied by its official Certificate of Authenticity (COA), and the iconic red-and-white Pok Ball container
Slabs are slim, lightweight, and easy to store/display
Every card with the ability felt kind of unreal and powerful, even terrible 3/3s for six
If this Pokmon has at least 3 extra [Y] Energy attached to it (in addition to this attacks cost), your opponent shuffles their hand into their deck