Its a versatile damage spell that can take care of an artifact or enchantment if needed
Wilds of Eldraine doesnt seem to include must-ban outliers on the level of Once Upon A Time or Oko, Thief of Crowns but it does include Eldraines powerful signature mechanic: adventures
Its owner will control the creature, and it will remain on the battlefield even if you leave the game (if you don't own it).
The Elder Dragons In all fairness, these might be a bit anemic by todays standards
In particular, you might want to run a fair number of Sagas, which count as historic permanents
If that Digimon has a special ability that states 'When this card makes its appearance', they are activated immediately after the card makes its appearance (the person second to attack will activate this ability first, before the person first to attack makes their Digimon appear)