Cards will naturally fall into your graveyard over the course of a game, but theres no reason not to hurry the process along a little with interactive cards like Swallowed by Leviathan
Narsets loyalty ability is solid, but its a distraction from the egregious static ability, which works like a Spirit of the Labyrinth that doesnt affect you
If an effect causes Winter to become an artifact, its second ability will cause it to gain a second instance of ward
However, having delved into some of these events myself, I can give you an idea of what to expect
Ilharg, the Raze-Boar You can get free creatures that are punching that are not being cast, and given the size of creatures in this format, that means you could win in one punch
So hes a great all rounder and a perfect complement to the more defensive Moana