You can target 1 monster your opponent controls; send 1 Pyro-Type monster with 500 or less ATK from your hand to the Graveyard, and if you do, destroy that target. You cannot declare an attack during the turn you activate this effect.
Can be used to clear your opponent’s monster zone.
Not once per turn.
Reusable as long as it stays face-up on your field and you have monsters to discard.
Only a small number of monsters can be used as cost for this card’s effect.
You cannot conduct your battle phase the turn you use this card’s effect.
Here is a list of monsters that can be used as cost for Blaze Accelerator’s effect. Volcanic Shell is by far the best because it can replenish itself and the new Volcanic Shell can then be used again to destroy another card.