Woolly Razorback enters the battlefield with three ice counters on it. As long as Woolly Razorback has an ice counter on it, prevent all combat damage it would deal and it has defender. Whenever Woolly Razorback blocks, remove an ice counter from it.
Domain — Look at the top X cards of your library, where X is the number of basic land types among lands you control. Put one of those cards into your hand and the rest on the bottom of your library in any order.