70 x 100 mm card sleeves Premium Square (70x70mm) 55 Pack, Micron, SKS-9965 – sleevekings microns thick MTG Card Sleeves – 100

There are enough wolves and werewolves in standard to ensure a solid tribal deck with fast attackers and huge endgame swingers on the Tovolar's nightbound side, when you get to pump all your extra mana into its attack buffs

This is never a bad card to have in the back pocket, and it does combo with Mystic Eruption pretty well

The reason you dont want to play too many starters is because by playing too many starters you will lower the amount of non-engine you can play

Sure, you could try to cite Ugin, the Spirit Dragon or maybe Nicol Bolas, God-Pharaoh, but it's hard to argue that once Urza, Planeswalker is actually on the battlefield, there is none better