Blood Mefist [YCSW-EN004] Super Rare World Championship 2011 Card Pack while this card is face-up

while this card is face-up on the field

you must select it as an attack target

and Set this card face-down again instead of sending it to the Graveyard

and cannot activate them until their next turn

Blood Mefist [YCSW-EN004] Super Rare World Championship 2011 Card Pack while this card is face-upSet: Yu Gi Oh! Championship Series Prize Cards Card type: Synchro Effect Monster Rarity: Super Rare Attack: 2800 Defense: 1300 1 Tuner + 1 or more non Tuner monsters Once per turn, during your opponent's Standby Phase: You can inflict 300 damage to your opponent for each card your opponent controls. Each time your opponent Sets a Spell or Trap Card(s): Inflict 300 damage to your opponent.