Like most Magic: The Gathering cards, the value of Valgavoth, Harrower of Souls depends on a few consistent factors: its rarity, the printing and finish (regular or foil), its physical condition, and the set it was printed in (Duskmourn: House of Horror Commander)
Though it does add a bit of complication to the game when it comes to tracking the cost of Commanders and effects on them it can make a huge impact on your MTG session
Modern Shape Anew fans are really happy to see this since it could potentially create another Indomitable Creativity deck
Illustrated by Mark Zug Standard Legal Alchemy Legal Pioneer Legal Historic Legal Modern Legal Brawl Legal Legacy Legal Comp
Oko's direct impact may not be flashy, but the opponent has to answer him - and all the time they're expending resources trying to remove the three-mana planeswalker, his controller can keep building up their own board, getting further and further ahead