pokeon booster box Pokemon Mega: Pitch Black Elite Trainer and chase cards from this dynamic set Pokémon - Mega Evolution Pitch

It's perfectly fine to buff a Goring Warplow or Krosan Colossus with your first copy, and then reuse the ETB effect of Wall of Omens or Burglar Rat with the second

When your opponent normal or flip summons a monster onto the field that has at least 1000 attack, you can activate Trap Hole to target that monster and destroy it

This is just great all around

Thanks to Bellroys design, the Note Sleeve largely succeeds at doing everything, all at once

Instead, it had the following effective effect: "Select a monster you control with 1000 or less ATK when you Set this card, but this card is destroyed if that monster no longer has 1000 or less ATK