Card Errata:Hero Heart

Original Lore: SOI-EN037: Select 1 face-up monster on your side of the field that includes "Elemental Hero" in its card name to activate this card. This turn, the ATK of the selected monster is halved and it can attack twice during the same Battle Phase.

Errata Lore: DR04-EN157: Select 1 face-up "Elemental Hero" monster you control. This turn, the ATK of the selected monster is halved and it can attack twice during the same Battle Phase.