This isn't a single card discussion, but more of a directional query. The cards spoiled for Ultimate Masters are all Really Good -even in a masters set and theres only 41 spoiled so far.
Heres the list thus far
Entomb
Balefire Dragon
Through the Breach
Eternal Witness
Life from the Loam
Noble Hierarch
Tarmogoyf
Vengevine
Gaddock Teeg
Leovold, Emmisary of Trest
Lord of Extinction
Maelstrom Pulse
Sigarda, Host of Herons
Fulminator Mage
Kitchen Finks
Engineered Explosives
Platinum Emperion
Mana Vault
Ancient Tomb
Cavern of Souls
Celestial Colonnade
Creeping Tar Pit
Dark Depths
Karakas
Tasigur, the Golden Fang
Reanimate
Mikaeus, the Unhallowed
Liliana of the Veil
Lavaclaw Reaches
Goryo's Vengeance
Demonic Tutor
Bitterblossom
Temporal Manipulation
Ulamog, the Infinite Gyre
Raging Ravine
Kozilek, Butcher of Truth
Stirring Wildwood
Karn Liberated
Emrakul, the Aeons Torn
Urborg, Tomb of Yawgmoth
Snapcaster Mage
Over 200 cards yet to be spoiled and these look shockingly good as far as eternal formats go. Is this a cash grab by wizards, or is something else going on?