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
If you cannot grant haste to the rat token, there is always Piper of the Swarm to give you creature-stealing capability
All in all, I like the KMC Card Barrier Mats slightly better than the non-mattes, just because they shuffle more easily
The morph cost of the Quanar is just one more mana
Return of the Wildpseaker and Rishkars Expertise are very popular, too
We follow the dragonstorms, and we take down any threats that emerge from them! Zurgo, khan of the Mardu Illustrated by Wisnu Tan Standard Legal Alchemy Legal Pioneer Legal Historic Legal Modern Legal Brawl Legal Legacy Legal Comp