Hero Signal | SGX1-ENA20

Set: Speed Duel GX: Duel Academy Box
Number: SGX1-ENA20
Rarity: Common
Attribute: TRAP
Card Type: Normal Trap
Attack: 0
Defense: 0
Description: You can only activate this card when a monster on your side of the field is destroyed and sent to the Graveyard as a result of battle. Special Summon 1 Level 4 or lower monster from your hand or Deck that includes Elemental Hero in its card name.