Flareon (5/113) (Delta Species) [EX: Delta Species] AR1 Set: Crucible of War Edition:

Set: Crucible of War Edition: 1st Edition Finish: Rainbow Foil Type: Action Rarity: Common Class: Wizard Cost: 1 Deal 3 arcane damage to target hero

Set: Sun & Moon: Shining Legends Type: Dragon Rarity: Ultra Rare Retreat cost: Colorless

Set: Black & White: Dark Explorers Type: Darkness Rarity: Uncommon Retreat cost: Colorless

then you can destroy cards on the field up to the number of "Lightsworn" cards sent to the Graveyard by this effect

and only if your hero is Viserai

Flareon (5/113) (Delta Species) [EX: Delta Species] AR1 Set: Crucible of War Edition:Set: EX: Delta Species Type: Fire,Metal Rarity: Holo Rare Retreat cost: Colorless