If you have fragile creatures with powerful attack or damage triggers or even tapped ones, like Surgespanner Mindlink Mech gives them a chance to get in and make those triggers happen without getting into the danger zone
This means you could spend the mana to activate an ability of an artifact you control or an artifact card in your hand or graveyard, for example
DH: In exploratory design, before getting too deep into deckbuilding and card design, we brainstormed what games offered the most for what gameplay we wanted with the decks as well as being the more commonly known storylines among the audience
Yes, Please This highly mana-intensive sorcery can be debilitating if timed correctly
Think along the lines of Niko, Light of Hope, Adrix and Nev, Twincasters, and such
if you find too many games getting stalled out, try one or two of these to give white some evasion