Let's discuss:

Originally pitched as a 'Boros control' deck, this has somewhat gone off the rails. Removing the land destruction may have changed the control landscape too much. However, it's hard to see how that would be very control-y without having played with it.

20 creatures seems a bit low for needing to trigger deaths for Avacyn. Sac outlets are instrumental for this, however, use of tokens may be necessary.