Putting the creature straight into play is what really makes this card powerful, and you might get some value out of sacrificing a creature depending on how you built your deck
You do get kindred non-creature cards like Tarmogoyf Nest and Demonic Covenant for non-Standard sets and Commander products
Mikaeus enables both combos and grindy value plays by giving undying to non-Human creatures
You use a 100-card deck, including a legendary creature that begins the game in your command zone rather than your library
The final print run, which was allegedly only available in the United Kingdom, can be differentiated by a change to the copyright line which reads, 1995, 96, 98 Nintendo, Creatures, GAMEFREAK
Sothera is the ultimate late-game card and will likely see play across multiple formats