Jace, Vryns Prodigy / Jace, Telepath Unbound As a 2-mana looter that needs a full graveyard to flip, Jace, Vryn's Prodigy thrives in discarding instants and sorceries to play at a later turn with the planeswalker version
Update different Pokmon card styles
The educational takeaway here is that you stop them and they cant stop you from stopping them
Now add all that to the fact that they were literally promos to the Pokemon Card Game on the Game Boy, where Pokemon started in the first place
Legendary Artifact Artifact (CTRL to add secondary) Creature Kuja, Genome Sorcerer At the beginning of your end step, create a tapped 0/1 black Wizard creature token with "Whenever you cast a noncreature spell, this token deals 1 damage to each opponent." Then if you control four or more Wizards, transform Kuja
Its text allows the player to counter any summon spell played by their opponent that doesnt match the mana colour of a creature under their control