yu gi oh master duel hero deck Yu-Gi-Oh! Cards Legendary Decks - 5 Ultra Rare THE BEST EVIL HERO DECK!

It has a x2 weakness to lightning type Pokemon, no resistance type, and a three colorless energy card retreat cost

C Common Performapal Seal Eel X WATER Level 1 [ FishPendulumEffect ] ATK 100 DEF 100 P Scale 3 Once per turn: You can target 1 face-up monster your opponent controls

If you have a "Cursed Pentagram, The Seal of Bombardment" in your graveyard when you activated this card's effect, the cards that would be destroyed by this card's effect is banished instead

Any Goblin deck that aims to win via combat damage will need Vanquisher's Banner, especially since it's more resistant to removal than Goblin lord creatures

While its power is usually 0, you can pay 3 mana to make its power equal to the number of towns you control, making it potentially grow big in the right deck