Its very relevant protection if you arent playing auras or combat tricks, plus, good evasion considering that greens heavily played in EDH, even as a support color for fixing
Thunderstone is a great choice, highly recommended as a top pick for folks who love games like Magic the Gathering
This means every card drawn off Valgavoth will also deal you extra damage
I've been playing Shaddolls for many months now and I've enjoyed them very much - they're very competitive and fun to play, as well as somewhat challenging so I definitely think playing them has made me a better player, especially since I'm normally inclined to play thoughtless backrow decks (Yosenju would probably have been my deck of choice this format if I didn't have dolls) [spoiler=About Shaddolls] The basic idea of Shaddolls is to send them to the graveyard in order to make fusion monsters, which then triggers the effects of the smaller monsters
Finally, the partner ability is so good in Commander, especially with a partner like Akroma, Vision of Ixidor