While Ravages of War is an incredible, impactful, infuriating card, MTG Fallout players wont be able to find it within any of the sets Commander decks
There's only one other card (a Trainer) that doesn't feature two partners on it among the most expensive cards in Unified Minds
The downside, of course, is that you can't aim it at your opponent's face, and you don't want to discount how much losing three life matters for your deck, either
Another expensive Commander card, this time played in the 99 not the Command Zone, Avacyn is a powerful creature that slots into most Angels decks, as well as any that are focused on cheating creatures into play
When famous people brag about expensive cards, demand for them goes through the roof
Necropolis of Azar makes creatures that can have power and toughness generated randomly between one and three