As always, new printings from Commander decks are a rich well of eternal-level power
By the way, BGU mana cost is also quite fitting (at least for me), possibly representing Sin's connections to oceans (blue), death (black), and the natural cycle it's strangely bound to (green)
As of now, I feel like it might be more at home in a Commander deck
A Pirates Life instead is a great choice
Warrior of Light (Jodah, the Unifier) Jodah, the Unifier isnt my favorite commander because its overwhelmingly powerful
Ramp In addition to a standard ramp package of Sol Ring, Arcane Signet, and a few other mana rocks, Cloud, Midgar Mercenary has a handful of Equipments that he can make exceptionally effective