Xenk, Paladin Unbroken [Secret Lair Drop Series] Artifact When Kassandra enters the battlefield

When Kassandra enters the battlefield

Set: Duskmourn: House of Horror Prerelease Promos Type: Land Rarity: Rare {T}:Add {B}

If you weren't the starting player

Set: Duskmourn: House of Horror Prerelease Promos Type: Creature Enchantment — Elk Rarity: Rare Cost: {1}{G}{G} Vigilance

At the beginning of that turn's end step

Xenk, Paladin Unbroken [Secret Lair Drop Series] Artifact When Kassandra enters the battlefieldSet: Secret Lair Drop Series Type: Legendary Creature Human Knight Rarity: Rare Cost: {2}{W}{W} Double strike Auras you control have exalted. (Whenever a creature you control attacks alone, it gets +1 +1 until end of turn for each instance of exalted among permanents you control.)