Clones are already nuts, being inherently malleable in nature, but this one takes it an extra step and pretends to be an Island once in a while so you can cast all your other Clone variations to execute your combo that I'm going to concede to long before the stack empties and all your loops finally re-solve and kill me
Getting a bunch of free artifacts opens the door to breaking lots of powerful effects, like Urza, Lord High Artificer or Cyberdrive Awakener
Mount creatures can attack by themselves, but get some kind of bonus when you tap a creature to Saddle them
Timesifter Timesifter slots nicely into all manner of green decks and anything battlecruiser-adjacent that focuses on playing the biggest, most bombastic spells at the table, but the risks of doling out extra turns to your opponents cant be ignored, especially since any player who wins the extra turn gets a flashy spell to play
Mill per card: 13 Mill per Mana: 3.25 A very big hitter but clunky