Without haste, it's a little vulnerable for one turn while the summoning sickness passes, but if your opponent doesn't have a response, it's a brilliant card to have in your deck
Of course, its also part of a few niche combos in eternal formats due to its unique effect
Borderless or Frameless Magic The Gathering cards are playable in official tournaments
That's 16 more than Toph, Hardheaded TeacherToph, Hardheaded Teacher or the more mundane Uncle IrohUncle Iroh has in Gruul, 15 more than Sokka, Bold BoomerangerSokka, Bold Boomeranger in Izzet, and 13 more than Guru PathikGuru Pathik and The Lion-TurtleThe Lion-Turtle have in Simic, to say nothing of the multiple single-color Lesson commanders that have access to a fraction of that (return readers will note that I didn't even mention Lessons when I wrote about Gran-GranGran-Gran last week)
Although it already has Rest in Peace, getting an instant like Release to Memory is a thought-provoking step for white
The reason is that I have included Blood Moon in my Top Five, a card which has not been picked by other others