There are so many different considerations to make for each pick and always a differing opinion from a seasoned player to consider
Blast from the Past (Green-White-Blue) Timey-Wimey (Blue-Red-White) Paradox Power (Green-Blue-Red) Masters of Evil (Blue-Black-Red) You can browse the cards in these decks with the Magic: The Gathering Doctor Who Card Image Gallery, including their showcase treatments available in Collector Boosters
Lutri, the Spellchaser Poor Bloomburrow world, the companion restrictions mean that every deck with blue and red in its color identity could include a copy at no cost
Even discounting all three of her Loyalty abilities, shes still an absolute slam-dunk for the format
With this new day comes a new chance to track down old friends, make new partners, and capture every last one of the original 151
In truth, these are both powerful cards, but the Cobra wins out because its just a little more explosive, letting you get a bigger, earlier advantage over your opponents