This type of deck loves a little self-mill to get it going, while also having plenty of ramp to be able to recast those cards
if you kill them, your opponents can put them in the command zone as a replacement effect and Sorin wont get them back
While landfall isn't a full-blown theme in Edge of Eternities or the World Shaper precon, it shows up just enough to make Moraug shine
Sacrifice after III.) I Urzas Saga gains : Add . II Urzas Saga gains , : Create a 0/0 colorless Construct artifact creature token with This creature gets +1/+1 for each artifact you control.' III Search your library for an artifact card with mana cost or , put it onto the battlefield, then shuffle.
if you do, follow the prompts in Steam on your PC to install/update the appropriate driver and then press Start Playing again
WotCs willingness to ban newer, powerful cards quickly suggests a reactive approach to balance