"Elemental HERO Neos" + 1 Level 4 or lower Effect Monster
Must be Fusion Summoned. Gains 100 ATK for each "Neo-Spacian" and "HERO" monster in your GY. When this card destroys an opponent's monster by battle: You can add 1 Spell/Trap from your Deck to your hand that specifically lists the card "Elemental HERO Neos" in its text.