While Sliv-Mizzet is certifiably broken, what actually attracted me most was the idea of a legendary sliver that was not all five colors
Whenever a creature with poisonous 2 deals combat damage to a player, that player gets two poison counters.) Once a creature with daunt has been blocked, reducing the power of a creature blocking it to 2 or less won't cause that creature to stop blocking
This prevents light from shining through the card and revealing what is on the front side
Its easy enough to get the citys blessing, so this doubles as a win condition, albeit a slow one
EACH DECK FEATURES: 4 Commander Decks, one of each type
Sideboard cards need to actually, and substantially, disrupt the opposing gameplan or protect/advance your own gameplan given the opposing strategy