Theres also a large token sub-theme: Grist, the Hunger TideGrist, the Hunger Tide Giant AdephageGiant Adephage Formless GenesisFormless Genesis We got some really fun new cards in this deck, especially Shriekwood DevourerShriekwood Devourer and the backup commander Rendmaw, Creaking NestRendmaw, Creaking Nest
Mechanically, they tend to have abilities that emphasize their love of consumption, gaining temporary stat buffs when you, their controller, makes some kind of sacrifice, from sacrificing forests to, yes, skipping your next turn
With Starscream, Power Hungry as your Commander, you will also need some draw engines to keep the draws going outside of casting instants or sorceries
Given how Izzet has no real ramp, that should be pretty likely, but this is here for the scry on tapping to draw on the bottom of your library