Its a powerful wheels-based deck that seeks to resolve its commander and other anti-card draw permanents like Underworld Dreams and Spiteful Visions, and to turn ordinary wheel cards into direct damage powerhouses
In essence, the frame is trying to do what we all should if we were to ever encounter these mutants: get out of the way
In other words, a great addition to your dinosaur decks
By inserting Deaths Shadow into this shell, you had a payoff for the life you were losing from your lands, while also being able to abuse free spells like Gitaxian Probe and Mutagenic Growth to pump out your Monastery Swiftspears and help fuel delve
If the target permanent is an illegal target when Bahamut's third chapter ability tries to resolve, it won't resolve and none of its effects will happen
While these have their uses in Magic and Commander in general, they are certainly not alternate win conditions