Even if your 3/3 ring-bearer is blocked by, say, a 2/4, that 2/4 will be sacrificed at the end of combat (even though they werent dealt lethal combat damage)
A Storyborn hero card, Oswald appears to have an ability called " Favorable Chance ." This allows the player to reveal the top card of their deck whenever they put a card into their inkwell - if that top card is an item card, they can play it for free, although it enters the game already exerted
Toski, Bearer of Secrets Having [c]Toski, Bearer of Secrets[/c] in play is like having a [c]Keen Sense[/c] attached to all of your creatures
The games themselves are generally just a series of planned executions - either doing your thing or trading resources so you can get to do your thing
There's also the surprise inclusion of Moonshaker Cavalry, which for its power feels like the white equivalent of getting Craterhoof Behemoth reprinted in a Commander precon
What makes Narset so horrendous to deal with is that your opponent has very little recourse if they're not already set up to deal with her