Card Rulings:Elemental HERO Core

OCG Rulings

 * "Must be Fusion Summoned and cannot be Special Summoned by other ways." is not treated as an effect.


 * "Once per turn, when this card is targeted for an attack: You can double this card's ATK until the end of the Damage Step." effect is a Trigger Effect. (This effect does not target.)


 * "At the end of the Battle Phase, if this card attacked or was attacked: You can target 1 monster on the field; destroy that target." effect is a Trigger Effect. (This effect targets.)


 * "When this card is destroyed (either by battle or by card effect): You can target 1 Level 8 or lower "Elemental HERO" Fusion Monster in your Graveyard; Special Summon that target, ignoring its Summoning conditions." effect is a Trigger Effect. (This effect targets 1 Level 8 or lower "Elemental HERO" Fusion Monster in your Graveyard. It can be activated during the Damage Step.)


 * Even if this card was Special Summoned by Fusion Summon, it cannot be Special Summoned from the Graveyard by "Monster Reborn".