In a pinch, when dropping a six mana enchantment just isnt going to work for you, you can Cycle the Typhoon instead
Like most Magic: The Gathering cards, the value of Sigarda's Aid depends on a few consistent factors: its rarity, the printing and finish (regular or foil), its physical condition, and the set it was printed in (Eldritch Moon)
That said, with Pirate as an established creature type, we've accumulated plenty of Blackbeard types already
Timey-Wimey is the most popular of the four Doctor Who precons, since it was based on the 9th-11th Doctor eras, one of the most popular eras of the show
Creatures you control gain lifelink, indestructible, and protection from all colors until end of turn.
Forgotten Cellar is fine as a more expensive Yawgmoths Will, but I see players leaning into Walk-In Closet heavily within decks that utilize the graveyard and want to Ramp