There's also Pitiless Plunderer and Morbid Opportunist here which I thought would hint at a Sacrifice subtheme here but nope, there's 1 sac outlet in the entire deck (Shadow, Mysterious Assassin) and like two or three cards that sacrifice themselves (Priest of Fell Rites) so maybe these are either random "hope for value" inclusions or maybe the remnants of a previous version of the deck that focused more on Sacrifice, who knows
Id also keep a close eye on Sea Gate Loremaster and General Tazi, which are in similar positions
Sauron, the Necromancer Sauron, the Necromancer can not only cheat out good effects from big creatures in your graveyard, but youll get to keep the copy if its your Ring-bearer
Land Level Up on just about anything and it'll become a monster in just a few attack steps, not to mention it'll start drawing cards at some point, too
Sarkhan, Dragon Ascendant The perfect curve here is to play Sarkhan, Dragon Ascendant beholding a dragon, getting a Treasure, and in the next turn you cast a 4-mana dragon, while attacking with a 3/3 flying Sarkhan
There are a handful of ways to go about maximizing Sephiroth as a value engine