NTC Gadget Vampire Midrange # Main Deck 1 Black Luster Soldier - Envoy of the Beginning 2 Blade Knight 1 Book of Moon 2 Bottomless Trap Hole 1 Breaker the Magical Warrior 2 Dekoichi the Battlechanted Locomotive 1 Don Zaloog 1 Elemental HERO Wildheart 2 Gaia Power 2 Giant Rat 2 Green Gadget 1 Heavy Storm 2 Kycoo the Ghost Destroyer 1 Limiter Removal 1 Mirage Dragon 1 Mirror Force 1 Mobius the Frost Monarch 1 Pot of Greed 1 Premature Burial 1 Pyramid Turtle 2 Red Gadget 1 Ring of Destruction 2 Sakuretsu Armor 2 Shrink 2 Smashing Ground 1 Solemn Judgment 2 Ultimate Offering 2 Vampire Lord 2 Yellow Gadget 2 Zaborg the Thunder Monarch # Extra Deck None # Side Deck 1 Enemy Controller 2 Mind Control 2 Mirage Dragon 3 Royal Decree 3 Seven Tools of the Bandit 1 Shield Crush 1 Solemn Scolding 1 Soul Exchange 1 Trap Hole Claudio Earth Zombie Beatdown # Main Deck 2 Berserk Gorilla 2 Book of Life 1 Book of Moon 1 Bottomless Trap Hole 1 Compulsory Evacuation Device 1 Creature Swap 1 D.D

By the way, if he Special Summons this card with battles damage, he can't use Abyss because it's the damage step
Its goal is to slow the opponent down using Detain, the Azorius mechanic from Return to Ravnica block
You can also unlock a secret pack by crafting a UR card, though it seems there may be some limitations on that
They're a mid/high level normal monster with a reasonably high attack, and the highest level monster that can be summoned with Elegant Egotist
If the coin lands on heads, the Pokemon is able to attack as usual