Ruler of the Underworld - Dark Necrofear 

Level 8 DARK 

Fiend / Effect 

Cannot be Normal Summoned/Set. 

Must be Special Summoned by card effect.

You can only use each of the [1] [2] effects of this card once per turn.

[1] If there are 3 or more Fiend and/or Zombie monsters in your GY: You can Special Summon this card from your hand.

[2] If this card on the field is destroyed by an effect: You can add this to your hand, and if you do, gain control of 1 monster your opponent controls until the End Phase, then you can inflict damage to your opponent, equal the half of that monster's ATK.