The three biggest were the Brothers' War, the Phyrexian Invasion (well, the first one), and the Mending
Spell decks won't have much of a problem buffing Vivi, and the mana he produces can really help you go off
these cards prevent the opponent from accumulating ample resources and potentially derailing the players strategy
It has the ability to pick up fast aggro wins with cards like Katilda and Dorothea but also can play a much longer, grindier game thanks to Hallowed Haunting and the fact that all of our creatures are technically two cards in one since we can cast them from our graveyard, offering a ton of incidental card advantage
Ezio is so popular, he has three separate cards representing different points in his life as an Assassin
Cards similar to Zariel, Archduke of Avernus Card include Urza, Lord High Artificer Card, Morophon, the Boundless Card, Goldspan Dragon Card