Youll see it in play in some green decks in Legacy
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
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
You can also run it fairly, as a commander that provides both a mana advantage and card advantage since it effectively copies your instants and sorceries and gives you a discount
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