Kolaghan, the Storm's Fury [Fate Reforged Prerelease Promos] Fate Reforged Prerelease Promos Set: Sun & Moon: Black

Set: Sun & Moon: Black Star Promos Type: Psychic Rarity: Black Star Promo Retreat cost: Colorless

Set: Black & White: Base Set Type: Lightning Rarity: Ultra Rare Retreat cost: Colorless

if that player has no cards in hand

Set: Neo Destiny 1st Edition Type: Fire Rarity: Uncommon Retreat cost: Colorless

But usually it's better to make a wall out of the wood and let trouble do the knocking

Kolaghan, the Storm's Fury [Fate Reforged Prerelease Promos] Fate Reforged Prerelease Promos Set: Sun & Moon: BlackSet: Fate Reforged Prerelease Promos Type: Legendary Creature Dragon Rarity: Rare Cost: {3}{B}{R} Flying Whenever a Dragon you control attacks, creatures you control get +1 +0 until end of turn. Dash {3}{B}{R} (You may cast this spell for its dash cost. If you do, it gains haste, and it's returned from the battlefield to its owner's hand at the beginning of the next end step.)