However, times have changed, and Leafeon's crown now belongs to the English version, though that hasn't diminished this card's popularity in Japanese
When it arrives, it will Price of Progress each player damage, which was often a kill for many way back when it was printed, given how much Commander folks love their nonbasics
Open the app and tap the scan button
The worst-case scenario with the Battle Mammoth is you drop it, someone kills it with Chaos Warp, Path to Exile or Beast Within, and then you draw a card
If Primeval Spawn would enter the battlefield and it wasnt cast or no mana was spent to cast it, exile it instead makes it so you cant Reanimate, Sneak Attack or Polymorph it into existence and this design choice feels very deliberate