The Clone is an artifact, not a 5/5 artifact creature
With that, these are the reasons it could be what drives the price of the Planeswalker to absurd levels, its definitely one to look out for
Because while for his teachers it is merely a distracting piece of sparkly cardboard, for this eight-year-old boy, its the fire-spitting monster that hes been chasing since the start of term
Every time the Championship Series comes along (essentially, every time the World Championships happens, which is annually around August), POP removes old expansions from the Pokmon Standard rotation
Three mana for a 4/5 with reach and a transformation ability feels absurd, then I remember that Polukranos Reborn is three green pips for super devotion to green, but needs white phyrexian mana to transform
Then, on turn three, you cast this and sacrifice the mana accelerant and search your library for the Best (Green) Fatty ever printed and then you just win from that position