We will bear the costs of this return
First, by the main commander himself, which itself is a card above the average of any standard when it comes to tribal decks
The moment you understand that math, you understand why collectors pay 50,000 for sealed S8A stock
When you have such a deck then Upheaval is one of the most game ending and unrecoverable things that you can be doing, bouncing everything is a lot more brutal when you have no lands left to play the things again with either
Once you have Recruiter of the Guard you can then go fetch all the ETB creatures out of the deck and game usually ends shortly afterwards
Entei can potentially deal 220 damage , which, combined with Iron Valiant's Tachyon Bits, is enough to defeat any big threat or cut your opponent's advance during the first few turns