card games yugioh Yu-Gi-Oh! Official Game Duel Monsters some in Japanese Yu-Gi-Oh! Justice Hunters Booster Box

This was ages before the first official hand traps and totally against the rules of the game

Espathra Psychic HP120 Stage 1 Evolves from Flittle Ability: Stance When you play this Pokmon from your hand to evolve 1 of your Pokmon during your turn, you may use this Ability

[Grass] Spider Trap You may switch 1 of your opponent's Benched Pokemon with their Active Pokemon

Basically, the bigger the cube is, the less likely it is that a player in a given archetype will see the key cards they need

For instance, Eldlich the Golden Lord is infamous for constantly returning from the graveyard and destroying cards on your field