yugioh card slifer the sky dragon YU-GI-OH! (Platinum Secret Rare) - RA03-EN244 - 1st Edition Collectible Egyptian God Deck Slifer the Sky Dragon (KICO-EN063)

Keep in mind that it doesnt double all your abilities

Hall of Famer David Humphreys was the first to really abuse Recurring Nightmare with the untap mechanic in Urzas Saga

8 Koga is a Crucial Supporter For an Intriguing Strategy Rarity: 2 Diamonds While there are not many Supporter cards in the first set of TCG Pocket , the few that players do have access to are great in specific strategies

You must control three or more creatures with different powers at the time the coven ability triggers and at the time the ability tries to resolve

Skip could easily be a reprint of Temporal Manipulation

Here is his exact list