As long as you are not cracking too many Clues and leave yourself two or more, you have a great colored mana source from this Doctor Who card
Since it's a Reserved List card from the 90s, copies of Unfulfilled Desires are pretty scarce, making it much more susceptible to hype-driven spikes like this one
Though bite spells (when a creature you control deals damage equal to its power to another target creature) might have evolved into the more popular green removal method over time, fight spells are still strong and eminently enjoyable to play with
Or you could try Sazhs Chocobo into Sidequest: Raise a Chocobo, play Prishes Wanderings or Summon: Fenrir as a reasonable turn three combat enhancer, and then drop turn four Summon: Fat Chocobo and flip your Sidequest for an almost unbeatable board lead
Youll find a lot of Humans, Angels, Soldiers, Cats, and Clerics are White creatures
Having a way to keep a big creature on the board for the low cost of holding a single land open is an essential part of most formats, and Tamiyo's Safekeeping is one of the best you could tuck away for when you're in a pinch