Tweak Teysa, Ninja and Wizards decks
Change Vampire deck

Switch from grixis to mono black.
Overhaul artifact deck

Switch from Jeskai to Grixis with Mishra as the general.
Add some new brews

* Brion: Fling deck I'm building for a friend
* Color: Oros "color matters" deck
* Lich:  Combo deck based around going below 0 life, then swapping
         life totals with opponents
* Warriors: COWARDS CAN'T BLOCK WARRIORS
Slight tweaks to Combat, Kemba, and Sigarda decks

* Swap Tempest of Light for Into the Core in combat deck
* Make Kemba enchtantment-less and include Tempest of Light
* Make Sigarda artifact-less and include Creeping Corrosion
Flesh out colors.deck some more