Phyrexia: All Will Be One, therefore had a whole new world to show us, with nine spheres to explore, from the "tangled copper wilderness" of the Hunter's Maze to the spooky, cathedral-filled Fair Basilica
Otherwise, it does nothing
Costing just one white and one generic mana, it can easily be splashed into a deck of any color combination
A two-ink card, Bucky, Squirrel Squeak Tutor has the Ward keyword, meaning that it can only be targeted by being challenged, as well as its Squeak ability, which forces all other opponents to discard a card whenever you play a Floodborn character
Grim Bauble is a artifact that gives a target creature -2/-2 until the end of the turn
(I also got a chuckle out of the "Legendary Creature - Dog" nameplate - there is, indeed, no more legendary creature in the world.) And, importantly, not only is the art adorable, it also features Dogmeat getting petted