BOXer (SR03-EN017) [Structure Deck: Machine Reactor]

When this card destroys an opponent's monster by battle and sends it to the Graveyard: You can place 1 counter on this card. You can send this card with 2 or more counters to the Graveyard; Special Summon 1 EARTH monster from your Deck. If this card would be destroyed by battle or card effect, you can remove 1 counter from this card instead.