This is because the deck largely revolves around putting out lots of low-level monsters to populate your side of the field, and then sacrificing them to summon more powerful cards
Voltron decks might snap up Boots (or Greaves, if theyre feeling greedy), but instead of running both, its nearly always better to look at Champions Helm and newcomer Dragonfire Blade
General Kreat, the Bolt unties both of these approaches in once card, giving you access to it repeatedly from the Command Zone
Theres the option to throw in some flavorful self-mill sagas like Tymaret Calls the Dead, The Binding of the Titans or Death in Heaven and then scoop your gods out with type-sensitive mass reanimation from Patriarchs Bidding, Haunting Voyage, Replenish, Resurgent Belief or Primevals Glorious Rebirth
Scalding Viper Scalding Viper does a good Eidolon of the Great Revel impression, although it deals only 1 damage per spell cast
The Wind Crystals other effect, however, means that this card will be instrumental in any creature-based lifegain Commander decks