Thats not necessarily terrible value, but its disappointing that there arent any big-money cards after the absurd reprint quality in the Murders at Karlov Manor precons
That mean this is casting from exile for those Commanders like Prosper
As a result, Commander releases are more similar to Standard-legal set releases than to other supplemental products, in that it's pretty much impossible for a Commander deck to have a positive expected value over the long term
Koma, Cosmos Serpent is a great card, and makes Koma's Coil tokens every upkeep
Any time life gain comes attached to an effect that advances your ability to win the long game its worth a second glance, and Sphinxs Revelation certainly passes the test
While most likely to see play in cEDH, Ive seen enough shenanigans with cards like Enduring Renewal to respect the combo potential Wild Cantor brings to the table too