It's fantastic against decks that spam out tons of treasures, Thopters, clues, food, or any other artifact, and in Ygra you'll pick the opponent with the most combined creatures and artifacts, as Ygra will make all creatures into artifacts
It travels the plane with such reliable consistency that the saurids have built massive, arching temples across its path to celebrate and worship the ooze as it transits the plane
Except for battlecruiser Standard, you don't want to play any of these in-the-hand spells in Constructed, especially for one more mana, and your game plan should not include waiting around for the Aftermath benefit
Loxi: I really hate that art in the most positive way I can say that
People commonly mulligan to get more inkable cards, or put high-ink cards back to try and pull low-ink cards to play on the first few turns
This allows you to keep giving them out to your creatures