They give both your commanders blanket protection from board wipes, in the case of Bastion Protector, and targetted removal spells, in the case of Augmenter
Underworld Dreams is basically half of Nekusar on an enchantment, very relevant if Nekusar starts drawing hate and gets to expensive to keep recasting
Before I get to the main course today, I wanted to briefly sample some of the sweetness thats been spoiled so far in Eldritch Moon , namely the emerge mechanic
Fourth, find ways to get access to your mana more quickly
When this was first spoiled everyone had the same reaction: "You can do that?" It was news to us, but we quickly adapted and set to work making beatdown decks that could reliably put this down on the second turn thanks to the vast array of newly available dual lands
Its a two-mana Green 1/1 with alliance, which is an ability that triggers whenever another creature enters the battlefield under your control