Izzet Murktide and similar tempo strategies rely on it to close out games in the air, so its a centerpiece of Moderns blue midrange scene
Her exact role as the Hand of Erebos isnt clear, but given her noble stature and color identity it seems likely shes a sort of peacekeeper in that strange star-specked land, watching over the common shades
Those familiar with the cards previewed so far will remember that one of the cards leaked on November 29 (and later confirmed on December 5) was called "Quicksmith Rebel." The similarity in names, converted mana costs, rarity, abilities, and creature types has not been lost on Magic: The Gathering players, with many postulating that there will either be a partial or full "Quicksmith" cycle of Human Artificers in Aether Revolt
The other cantrips and card draw spells vary between builds
As samples, Zvi ran Assault // Battery is his deck, while Finkel ran Wax // Wane
In this case, that damage reduces your life total as normal