Every additional gate brings it closer to Damnation
Even if you don't hit one of those serialized cards which are one of the most desirable MTG cards you can open in a pack , there is still tons of value in other Final Fantasy cards, partly due to the game franchise's legacy, and partly due to the strength and playability of the cards themselves
Being able to bounce your opponents boards for only three mana is excellent, especially given it can be used in different ways either to push through damage or as a preventative fog
Best of all, there is a way to enjoy the story now
Soul Warden and its sisters make easily repeatable lifegain triggers in a multiplayer game, and you can squeeze extra value out of that lifegain with Well of Lost Dreams and Angel of Vitality
The player who detonates Roots of Yggdrasil to stop both players from drawing, or the player who plays into Roots of Yggdrasil to force the activation in order to continue the game Ive seen this happen far too many times and it is why I suggest continuing playing to avoid hesitation, promote friendly gameplay, and call your opponents bluff