A Stage 1 Pokemon Card of type Psychic with the title Shedinja and 50 HP of rarity Rare Holo evolved from Nincada from the set Deoxys.  It has the attack Extra Curse with the cost Colorless, the energy cost 1 with the description: Put 2 damage counters on the Defending Pokemon. If the Defending Pokemon is Pokemon-ex, put 4 damage counters instead. It has the ability Empty Shell with the description: When Shedinja is Knocked Out, your opponent doesn't take any Prize cards. 
Shedinja