Its first strike ability helps it stay alive when it goes against another 2/2 creature with deathtouch
There is the drawback that the artifact you cast from the graveyard enters with a Finality counter, but there are multiple ways around this
In-game, Ygra synergizes extremely well with another renowned black Magic cat, Cauldron FamiliarCauldron Familiar, and can even go infinite with it and Witchs OvenWitchs Oven alongside Clock of OmensClock of Omens and an additional FoodFood token
This card also is rough against Midrange decks, like Black-based decks that have cards like Deep-Cavern Bat and Kaito, Bane of Nightmares
sacrifice decks often go wide, which makes them vulnerable to board wipes, so a synergistic way to get your best cards back has value
You may cast an instant or sorcery card exiled with this Saga, and mana of any type can be spent to cast that spell