Elemental Hero Gaia [ANPR-EN099] Secret Rare GX Duel Academy GBA Promo its effect is activated

its effect is activated

destroy all monsters on your side of the field except this card

You can only use each of these effects of "Nekroz of Valkyrus" once per turn

If Reverberate deals damage

Set: The Dark Illusion Card type: Normal Spell Rarity: Common Look at your Deck

Elemental Hero Gaia [ANPR-EN099] Secret Rare GX Duel Academy GBA Promo its effect is activatedSet: Ancient Prophecy Card type: Fusion Effect Monster Rarity: Secret Rare Attack: 2200 Defense: 2600 1 "Elemental HERO" monster + 1 EARTH monster Must be Fusion Summoned and cannot be Special Summoned by other ways. When this card is Fusion Summoned: Target 1 face up monster your opponent controls; until the End Phase, its ATK is halved and this card gains the same amount of ATK.