Im personally thinking of a Modern Infect storm build that made the rounds a while ago, playing off of tutoring up Venerated Rotpriests to the field as quickly as possible and then hitting them with as many Ground Rifts as possible
Such cards dont exist yet, but in theory, and you could use delve to help pay something like a flashback cost
Youre welcome to take some inspiration from others who have done some great work
Godzilla and friends got a dazzling debut by way of some beautiful promo cards, while still allowing less enthusiastic players to forge ahead with the standard Ikoria artwork and names
Other than extra turns cards, its all pretty standard stuff
One of these precons, Tinker Time, was, unfortunately, a bit too ambitious and is regarded as one of the worst-built precons