"Number C32: Shark Drake LeVeiss" due to its "soft-once-per-turn" monster negation as a Quick Effect, reduction of an opposing monster's ATK/DEF to 0, as well as its ability to deal piercing damage
An extra mana and an extra card can make a huge difference in a game and Time Walk makes that happen
Once per turn: You can send 1 monster from your hand to the GY, then target 1 face-up monster your opponent controls with the same Level the sent monster had in the hand
I prefer Miara, Thorn of the Glade by far, but pairing them together is respectable
Its not hugely viable in a match without it, so if you pull this then its worth tracking down a Leftovers card or two
5 Onix: Aquapolis (Common) $2.08 A New Dawn Aquapolis is an incredible vintage set full of valuable cards to add to your collection, including this Onix art that features the rock snake Pokemon staring off into the distance