pokemon arbok card (Delta Species) 013/101 - Reverse Holofoil Dragon Frontiers [GGG] Poison Vapor (10) The Defending Pokemon is now Poisoned REVERSE HOLO Arbok 101/162 NM

There werent quite enough tools to make it work with just M14, but the Hive and Hivelord give the tribe a whole new lease on life, and I would not be terribly surprised to see Sliver decks showing up in the Top 8 of events after M15 is released theres a lot of powerful stuff going on when they get going

By having a board of creatures

//// Aurora of Emrakul Creature Eldrazi Reflection 1/4 Flying, deathtouch Whenever this creature attacks, each opponent loses 3 life

Its great early on as a blocker, can close out the game late, and can enable a 2-mana Squash

Right off the bat, you can use two loyalty abilities a turn with Urza thanks to its passive ability