Gwenna, Eyes of Gaea [The Brothers' War Prerelease Promos] Human Advisor Wizard return it to the battlefield

return it to the battlefield under its owner's control with a +1/+1 counter on it

Set: HeartGold & SoulSilver: Call of Legends Type: Psychic Rarity: Promo

Set: XY: Flashfire Type: Fire Rarity: Promo Retreat cost: Colorless

As Plague Engineer enters the battlefield

you may pay {2}

Gwenna, Eyes of Gaea [The Brothers' War Prerelease Promos] Human Advisor Wizard return it to the battlefieldSet: The Brothers' War Prerelease Promos Type: Legendary Creature Elf Druid Scout Rarity: Rare Cost: {2}{G} {T}: Add two mana in any combination of colors. Spend this mana only to cast creature spells or activate abilities of a creature or creature card. Whenever you cast a creature spell with power 5 or greater, put a +1 +1 counter on Gwenna, Eyes of Gaea and untap it.