Giving this ability to mono-red and mono-green decks that struggle against blue control players would make it an instant staple
Temporal Fissure might not literally win the game the way Tendrils of Agony or Grapeshot do, but it certainly kills your opponents enthusiasm and desire to keep playing
Being included in Legends: Z-A ensures that more AZ content is on the way, and he may even get more cards, sparking interest in this card as it was his very first card
I would heartily recommend the experience to anyone, and particularly those players who might be feeling a bit burned out on regular games of Commander
Actually, given the popularity of DuplicantDuplicant in blink decks like Brago, King EternalBrago, King Eternal or Aminatou, the FateshifterAminatou, the Fateshifter, it's clear this enters-the-battlefield effect is pretty appealing to a ton of players out there