Search for the Frozen Esper I could see getting blown out by Nature's Claim on White Auracite, but feeding your opponent 4 life is a decently big drawback
Affinity for artifacts is classic Magic cheating and one of the more broken mechanics to ever see the front of a card
Kozilek's Command offers multiple options, primarily creature removal and an additional benefit like drawing cards, exiling cards from graveyards, creating chump-blocking Eldrazi Spawn for fodder, or casting it for as little as 5 mana (low for this deck, of course), which is a big advantage for future turns
How many Pack Points does it cost to craft Avalugg
Like regular rare cards, they are also denoted with a star symbol for English cards
Any time you find yourself with extra space in your sideboard, identifying and playing with hate cards against a popular deck is a great way to improve your chances in a tournament