Kaalia of the Vast [Commander Anthology] Spirit Horror it can't be blocked as

it can't be blocked as long as defending player controls a Forest

Set: Shadows over Innistrad Prerelease Promos Type: Creature — Human Scout Rarity: Rare Cost: {2}{G} Whenever a land enters the battlefield under your control

Set: Magic 2015 Type: Creature — Demon Rarity: Rare Cost: {3}{B}{B} Flying

Set: Conspiracy: Take the Crown Type: Enchantment — Aura Rarity: Rare Cost: {2}{W} Enchant creature

Kaalia of the Vast [Commander Anthology] Spirit Horror it can't be blocked asSet: Commander Anthology Type: Legendary Creature Human Cleric Rarity: Mythic Cost: {1}{R}{W}{B} Flying Whenever Kaalia of the Vast attacks an opponent, you may put an Angel, Demon, or Dragon creature card from your hand onto the battlefield tapped and attacking that opponent. "I'll have my revenge if I have to call on every force from above and below."