and more
But even there I was always skeptical, since has a shortage of allies who can quest effectively and if you're putting all the questing load on your heroes you're left completely depending on your allies for combat, despite the fact your heroes are probably good at it (And doesn't have the generic readying to let your heroes do both)
The success of aggressive decks in Cube is highly contingent on having a high volume of one drops, and while it aint pretty some of Stonecoil Serpents power lies in the fact that it is a one drop in a pinch
When a creature with hideaway N enters the battlefield, look at the top N cards of your library, exile one of them face down, then put the rest on the bottom of your library. The sets update to hideaway allows N to be any number, changed from being inherently four previously
Four mana to produce a Zombie for each card discarded is more than serviceable, and eventually you can service your vehicle with a 2/2 Zombie crew member to block with a 5/5 for days or go in swinging if thats whats required
Once a novel idea, there are quite a few of these plane-hopping deck-leaders kicking about now