Better yet, casting two or more non-creature spells (which you'll likely be doing already anyway) gives Lyse Hext double strike, meaning you'll be dealing double damage with any attacks on top of whatever effects come from the non-creature spells you've been casting (which, again, are cheaper thanks to Lyse Hext's signature ability)
Targeted effects like Thoughtseize and Inquisition of Kozilek suddenly can't pick apart your hand on turn one, burn spells aimed at your face have to find a new destination, and certain combo decks that need to target a player in order to win now have to awkwardly find another win condition
For your kitchen-table needs, Nahiri should provide you a lot of value
Transformed into the steel Floodborn card Fairy Godmother, Mystic Armorer, the helpful spellcaster is shown conjuring a glowing sword - shown in the hand of the armour-suited Cinderella, Stouthearted elsewhere in the set