A MEGA, EX Pokemon Card of type Psychic with the title M Gengar-EX and 210 HP of rarity Promo evolved from Gengar-EX from the set XY Black Star Promos.  It has the attack Hollow Geist with the cost Psychic, Psychic, Psychic, Colorless, the energy cost 4 and the damage of 120 with the description: Your opponent's Active Pokemon is now Confused and Poisoned. It has weakness against Darkness 2. It has resistance against Fighting -20. 
M Gengar-EX