me01 booster box Mega Evolutions Enhanced Sealed Case (6 Booster Boxes) – Hachinko Over 180 cards Nearly a dozen Mega Evolution Pokémon ex More than 15 Trainer cards More than 50 Pokémon and Trainer cards with special illustrations Includes 36 Pokémon TCG Pokémon TCG: ME01 - Booster

Teferi doesnt prevent or counter anything, but it keeps your opponent from cascading at instant speed, which is often a huge deal

Put this card on the bottom of your Deck.

Hyper Librarian Divine Arsenal AA-ZEUS - Sky Thunder True King of All Calamities Zoodiac Drident Wind-Up Carrier Zenmaity Toadally Awesome Saryuja Skyll Dread Heavymetalfoes Electrumite Crystron Halqifibrax Predaplant Verte Anaconda Sky Striker Ace - Kagari Harpie's Feather Duster Card Destruction Foolish Burial Terraforming Gold Sarcophagus Instant Fushion One for One One Day of Peace Trickster Light Stage Gateway of the Six Infernity Launcher Brilliant Fushion Trickstar Reincarnation Metaverse Red Reboot Imperial Order Vanity's Emptiness Chronograph Sorcerer Thunder Dragonhawk Armageddon Knight Luster Pendulum, the Dracoslayer Double Iris Magician Exodia the Forbidden One Night Assailant Genex Ally Birdman Speedroid Terrortop Predaplant Ophrys Scorpio Salamangreat Gazelle SPYRAL Quik-Fix Galatea, the Orcust Automaton Divine Wind of Mist Valley Draconic Diagram Sky Striker Mecha - Hornet Drones Semi-Limited Cards in YuGiOH Master Duel D.D

I think this will be cracked in one exact deck I cant imagine just now and trash everywhere else