temporal forces japanese booster box 3-Pack Blister Temporal Forces expansion Shiny Treasure ex High Class

At 4 mana, this not only lets you cast target instant or sorcery card from an opponent's graveyard without paying its mana cost

In many cases, it's said that the Base set of Missing-Rarity-Symbol is first printed

Here are some others that help the deck: Rescue Rabbit with Evilswarm Heliotrope (1 rabbit, 3 heliotrope) -allows for easier Xyz plays and only costs one card -Heliotrope has high atk (1950) Dark Armed Dragon (only allowed 1 copy) -good removal -most monsters you would run in the deck are dark -Kerykeion makes amount of darks in graveyard manageable Evilswram Mandragora (1-2 copies) -easy to summon -allows for Xyz plays even if you didn't draw into Castor or Rabbit Evilswarm Thunderbird (2-3 copies) -is easy to protect to save for Xyz summons -has decent atk after you use it's effect (1950) Cards that negate monster effects (Effect Veiler, Fiendish Chain, Breakthrough Skill, etc.) -pandemic protects from spell and traps but monster effects still work ROTA (reinforcement of the army) (only allowed one copy) -searches for Castor Evilswarm Bahamut (1-2 copies) -other option besides Ophion -steals opponent's monsters Number 66: Master Key Beetle (1 copy) -protects cards from destruction Safe Zone (1-2 copies) -protects Ophion -if Safe Zone is going to destroy your monster you can use Pandemic to protect it Rescue Rabbit with Evilswarm Heliotrope (1 rabbit, 3 heliotrope) -allows for easier Xyz plays and only costs one card -Heliotrope has high atk (1950) Dark Armed Dragon (only allowed 1 copy) -good removal -most monsters you would run in the deck are dark -Kerykeion makes amount of darks in graveyard manageable Evilswram Mandragora (1-2 copies) -easy to summon -allows for Xyz plays even if you didn't draw into Castor or Rabbit Evilswarm Thunderbird (2-3 copies) -is easy to protect to save for Xyz summons -has decent atk after you use it's effect (1950) Cards that negate monster effects (Effect Veiler, Fiendish Chain, Breakthrough Skill, etc.) -pandemic protects from spell and traps but monster effects still work ROTA (reinforcement of the army) (only allowed one copy) -searches for Castor Evilswarm Bahamut (1-2 copies) -other option besides Ophion -steals opponent's monsters Number 66: Master Key Beetle (1 copy) -protects cards from destruction Safe Zone (1-2 copies) -protects Ophion -if Safe Zone is going to destroy your monster you can use Pandemic to protect it

There are plenty of 2 and even a few 3 questing value characters, so keeping them protecting and interrupting your opponents flow are key to success with this deck