This can be very helpful when playing against a mono-black deck which might struggle to remove Lion Sash when it is no longer a creature
While you can pay 3 mana to sacrifice that creature, doing so causes everyone except that player to draw a card, which is a truly annoying feature
Casting Cost: Card Type: Legendary Creature - Avatar Power / Toughness: 6 / 6 Card Text: Trample When Miku, Child of Song dies, destroy all nonland permanents
Part of this is only having a single copy of it and everything else making you unable to rely on the Tog to do what you want
Azorius Keyrune, Golgari Keyrune, Izzet Keyrune, Rakdos Keyrune, Selesnya Keyrune, Boros Keyrune, Dimir Keyrune, Gruul Keyrune, Orzhov Keyrune, Simic Keyrune Faerie Impostor hand, but I think the angle is too low to be any kind of FPP
You may notice that some of the terms (like special conditions or abilities) also pop up in the Pokmon video games, show, and movies