Elemental HERO Terra Firma
"Elemental HERO Ocean" + "Elemental HERO Woodsman"
Ⓢ Must be Fusion Summoned.
① You can Tribute 1 face-up "Elemental HERO" monster;
until the End Phase, this card gains ATK equal to that monster's ATK on the field.
● The ATK gain is equal to the ATK the tributed monster had on the field, not its original ATK.