MTG set inspired by the rousing sagas of the Viking Age
You can use it as a sort of protective spell by responding to an opponents removal spell and copying the creature they attempt to kill, or surprise a creature like Niv-Mizzet, Parun in combat to trade
Booster packs are meant to build the core of your deck, not the finer parts
Ideally, you can start out early with cards like Siren Stormtamer and Fathom Fleet Captain, then cast your commander on the same turn you plan on fulfilling her end step trigger
You need a lot of artifacts for her to really go off, although the floor on her isn't terrible since most White decks will have at least a few
Callous Sell-Sword Callous Sell-Sword sees play in Standard red aggressive decks as a way to Fling cards like Cacophony Scamp and Heartfire Hero, so you can deal double damage to them