Aetonic Flame

Effect: Destroy all non-FIRE-Attribute and/or non-Fiend-Type monsters that your opponent controls and Special Summon 1 FIRE-Attribute and/or Fiend-Type monster from your Graveyard. You cannot conduct your Battle Phase this turn.

Rulings

 * If there is neither a face-up monster on either player's field, or a monster in your graveyard that qualifies for this card's second effect, this card cannot be activated.
 * If this card is negated, you can enter your battle phase, this is because the card's effect never properly activated.