mtg mythic edition booster box Guilds of Ravnica GRN or an exclusive and unique addition to any collection. The New MTG Mythic Box

(6/6/2025) In the incredibly rare case where, during your cleanup step, Ancient Adamantoise is phased out with damage marked on it, Ancient Adamantoise's second ability won't apply and all marked damage will be removed from it during that cleanup step.

Then you can really push this card with damage-based sweepers like Earthquake, or the really powerful one in Blasphemous Act which is a must play with this three-drop

This was also a pretty dirty business practice since most Magic cards can expect reprints while these were a one-time-only release

Unsurprisingly, no matter which format youre playing, this would be exceptionally difficult to deal with