Not every Halloween deck is competitive, but all have some fun quirks going for them beyond mere aesthetics

Amazon affiliate links Storage guide Inner sleeveVault X Exact Fit SleevesA snug perfect-fit inner layer double-sleeve valuable cards with these before the matte sleeve goes on.View on Amazon Outer sleeveDragon Shield Matte SleevesMatte, archival-safe outer sleeves the everyday standard for keeping surfaces and edges clean.View on Amazon Rigid holderCardboard Gold Top LoadersPSA-recommended acid-free top loaders rigid protection against bends and scratches on raw high-value cards.View on Amazon Premium binderDragon Shield Card Codex 360A 360-card side-loading portfolio with a padded cover for long-term, display-safe storage.View on Amazon Game data Type Pokmon Element Fighting Stage Stage 1 HP 100 Rarity Holo Rare Artist Naoki Saito AbilityReflexive Retaliation If this Pokmon is your Active Pokmon and is damaged by an opponent's attack (even if this Pokmon is Knocked Out), put 2 damage counters on the Attacking Pokmon

During your opponent's turn, if you activate a Spell/Trap Card or effect while this card is in your Graveyard (except during the Damage Step): You can Tribute 1 Spellcaster-Type monster
PSE Prismatic Secret Rare Dinomorphia Diplos X DARK Level 4 [ DinosaurEffect ] ATK 1000 DEF 0 If this card is Normal or Special Summoned: You can send 1 "Dinomorphia" card from your Deck to the GY, then if your LP are 2000 or less, inflict 500 damage to your opponent
Samut, Vizier of Naktamun Being a mythic rare from March of the Machine: The Aftermath isnt doing much for getting Samut, Vizier of Naktamun into players collections, let alone decks, but its a neat little haste payoff
You'll have a very strong core to boot, too.