There were a bunch more Spirits or Spirit-adjacent cards I could have included here
Yarus, Roar of the Old Gods This four mana Gruul colored Standard-legal 4/4 (at four spot, you are welcome symmetry fans) on curve is great
As for Runehorn Hellkite, I've never met a Wheel of Fortune I didn't like, and even though this one is pretty expensive at six mana, it also generates random value from the graveyard if you discard it to something like Survival of the Fittest and is uncounterable and instant speed
With only 1,008 copies printed in Alpha, finding one in this flawless condition is almost unheard of
1 Goblin Oriflamme
There is also a list of what is expected at that level in a few barometers: two-card infinite combos, extra turns, mass land denial