Your search for "Magic Core Set 2021 - Prerelease Pack" revealed the following:
Beast // Griffin Token (Foil) (TM21) from Core Set 2021, available at 401 Games Canada. Rarity: Token Finish: Foil Card Text:GriffinFlying
Soldier // Weird Token (Foil) (TM21) from Core Set 2021, available at 401 Games Canada. Rarity: Token Finish: Foil
Demon // Soldier Token (Foil) (TM21) from Core Set 2021, available at 401 Games Canada. Rarity: Token Finish: Foil Card Text:Flying
Kaervek, the Spiteful - Prerelease Promo (Foil) (PM21) from Core Set 2021, available at 401 Games Canada. Rarity: Rare Finish: Foil Artist: Daarken Card Text:Other creatures get -1/-1.
Dog // Saproling Token (Foil) (TM21) from Core Set 2021, available at 401 Games Canada. Rarity: Token Finish: Foil
Soldier // Treasure Token (Foil) (TM21) from Core Set 2021, available at 401 Games Canada. Rarity: Token Finish: Foil Card Text:Treasure:T, Sacrifice this artifact: Add one mana of any color.
Cat (011) // Pirate Token (Foil) (TM21) from Core Set 2021, available at 401 Games Canada. Rarity: Token Finish: Foil Card Text:PirateThis creature can't block.Creatures you control attack each turn if able.
Dog // Weird Token (Foil) (TM21) from Core Set 2021, available at 401 Games Canada. Rarity: Token Finish: Foil
Angel // Weird Token (Foil) (TM21) from Core Set 2021, available at 401 Games Canada. Rarity: Token Finish: Foil Card Text:Flying
Cat (011) // Soldier Token (Foil) (TM21) from Core Set 2021, available at 401 Games Canada. Rarity: Token Finish: Foil
Cat (011) // Zombie Token (Foil) (TM21) from Core Set 2021, available at 401 Games Canada. Rarity: Token Finish: Foil
Feline Sovereign - Prerelease Promo (Foil) (PM21) from Core Set 2021, available at 401 Games Canada. Rarity: Rare Finish: Foil Artist: Dan Murayama Scott Card Text:Other Cats you control get +1/+1 and have protection from Dogs.Whenever one or more Cats...
Beast // Cat (011) Token (Foil) (TM21) from Core Set 2021, available at 401 Games Canada. Rarity: Token Finish: Foil
Cat (020) // Zombie Token (Foil) (TM21) from Core Set 2021, available at 401 Games Canada. Rarity: Token Finish: Foil
Bird // Cat (011) Token (Foil) (TM21) from Core Set 2021, available at 401 Games Canada. Rarity: Token Finish: Foil Card Text:Flying
This Product Contains: 1x Duskmourn: House of Horror - Prerelease Kit Starting with The Brothers' War, Buy-a-Box Promos will not be eligible with Prerelease Kits purchases as stated in Wizards of the Coast's article here. NO PROMOTIONAL MATERIAL
Angel // Cat (011) Token (Foil) (TM21) from Core Set 2021, available at 401 Games Canada. Rarity: Token Finish: Foil Card Text:Flying
Construct // Zombie (007) Token (Foil) (TM21) from Core Set 2021, available at 401 Games Canada. Rarity: Token Finish: Foil
Beast // Treasure Token (Foil) (TM21) from Core Set 2021, available at 401 Games Canada. Rarity: Token Finish: Foil Card Text:TreasureT, Sacrifice this artifact: Add one mana of any color.
Demon // Zombie (007) Token (Foil) (TM21) from Core Set 2021, available at 401 Games Canada. Rarity: Token Finish: Foil Card Text:Flying