This being said, opening Counterspells, Brainstorms, and Relentless Rats at a rate of more than two per box (on average) is a nice bonus for players and helps make sure you come away with a little something even when your rares and mythics are poor
The Phyrexians are making Mite tokens, which are all 1/1s with Toxic 1 that cant block, and the other side is making 2/2 Rebel tokens that come in attached to equipment with the For Mirrodin
Now, since the Quicksilvers ability is a new instance each time it copies Vivi, you get a fresh activation
After all, in the first few turns of a Magic game you aren't casting every card in your hand
The final mode, which is essentially a one-sided full board wipe when played right, is also excellent at six mana