Elemental HERO Steam Healer (SGX1-ENA24) - Speed Duel GX: Duel Academy Box 1st Edition

Elemental Hero Burstinatrix + Elemental Hero Bubbleman
This monster cannot be Special Summoned except by Fusion Summon. When this card destroys a monster as a result of battle and sends it to the Graveyard, increase your Life Points by the ATK of the destroyed monster.