It has many card draws like the Pot of Prosperity and several key handtraps to stop players (Ash Blossom, Maxx C)
[P][C] Power Press: 80+ damage
This does get a small knock simply for not being a permanent, in a color where permanents really matter A one mana artifact that can load your graveyard is better in this format than it is in most as weve seen Blue cares about artifacts and the graveyard, and this checks the most boxes
Ulalek, Fused Atrocity asks that you hold out from playing your biggest eldrazi until you have an extra Sol Ring, two more Eldrazi Spawn, or Palladium Myr
Thankfully, it does help that Jin Sakai is at least seriously powerful, but still, its hardly an ideal situation
They are the difference between a winning setup and an illegal list that gets you disqualified at your local UK tournament