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
[Grass] Spider Trap You may switch 1 of your opponent's Benched Pokemon with their Active Pokemon
For instance, Eldlich the Golden Lord is infamous for constantly returning from the graveyard and destroying cards on your field
Card Name Depthshaker Titan Mana Cost Type Artifact Creature - Robot Rarity Rare rules Text When this creature enters, any number of target noncreature artifacts you control become 3/3 artifact creatures
Cabal Ritual and Dark Ritual Speaking of efficient mana acceleration, you dont get much better than the rates offered by Cabal Ritual and Dark Ritual
Leading with a Tarn, especially if you don't make a turn one play, can occasionally make your opponent put you on another deck and make incorrect plays