Vanquish Soul Dr. Mad Love (UR) (RA04-EN045) [Quarter Century Stampede]

If this card is Normal or Special Summoned: You can add 1 "Vanquish Soul" Spell/Trap from your Deck to your hand. (Quick Effect): You can activate 1 of these effects, by revealing monster(s) in your hand with the listed Attribute(s);<br>• DARK: 1 face-up monster your opponent controls loses 500 ATK/DEF.<br>• DARK & EARTH: Return the 1 monster with the lowest DEF on the field to the hand (your choice, if tied).<br>You can only use each effect of "Vanquish Soul Dr. Mad Love" once per turn, and cannot activate more than 1 in the same Chain.