Youll see it in play in some green decks in Legacy
White Catch-up Ramp White has gotten a lot of catch-up mechanics in recent years, with catch-up ramp being one of the most impactful
Trading away bad cards for fresh ones gives you a significant advantage, but this has a huge benefit over your average wheel: You choose which cards to keep and which to ditch
Beyond that I'd focus on picking up powerful staples, like Vampiric Tutor, Demonic Tutor, and Diabolic Intent swapping in for weaker tutors, and Cyclonic Rift for that sweet one-sided wipe
Along with synergising with Up the Beanstalk (more on that later), the Whale provides powerful early removal while late game becoming a finisher thats hard to deal with, thanks to its flash ability enabling you to drop it at the end of your opponents turn, and Ward 2
You can return your own creatures to your hand and then cast them for their mutate cost if you've got the right recursion effects