Skill Drain (MAMA-EN094)

When an opponent's monster declares an attack: You can activate this effect; skip your next Battle Phase, also Special Summon this card from your hand, then end this Battle Phase. If this card is sent to the GY: You can add 1 "Photon" or "Galaxy" Spell/Trap from your Deck to your hand. You can only use each effect of "Photon Jumper" once per turn.

trap / Continuous, Magnificent Mavens