Much of the deck is at mana value four and above and many of the cheaper cards are either reactive or require other pieces to work
Sunscorch Regent gets big fast with +1/+1 counters, and it slows down your opponents' plans just by being there
Cubes built around themes like snow, or loaded with artifact or enchantment creatures, will get a lot of mileage from Embiggen
It reads, Whenever Lord of the Void deals combat damage to a player, exile the top seven cards of that players library, then put a creature card from among them onto the battlefield under your control. While mill isnt likely to be your main strategy in a deck filled with Demons, the exiling is definitely nice
This combination of tones is a fantastic match for Magic: The Gathering
Any deck interested in going wide can play this Boros phoenix to great effect, and lifelink means you cant even race it