Mark of the Oni [Betrayers of Kamigawa] Vampire Rogue Clockwork Avian enters the battlefield

Clockwork Avian enters the battlefield with four +1/+0 counters on it

You can only activate 1 "Pre-Preparation of Rites" per turn

Set: Soul of the Duelist Card type: Effect Monster Rarity: Ultimate Rare Attack: 300 Defense: 900 FLIP: Take control of 1 face-up monster on your opponent's side of the field until the end of the turn

Set: Modern Masters 2015 Type: Instant Rarity: Common Cost: {R/P} ({R/P} can be paid with either {R} or 2 life

Set: Guilds of Ravnica Type: Sorcery Rarity: Rare Cost: {4}{B}{G} Destroy target creature

Mark of the Oni [Betrayers of Kamigawa] Vampire Rogue Clockwork Avian enters the battlefieldSet: Betrayers of Kamigawa Type: Enchantment Aura Rarity: Uncommon Cost: {2}{B} Enchant creature You control enchanted creature. At the beginning of the end step, if you control no Demons, sacrifice Mark of the Oni. "As more oni walked Kamigawa, more darkness infested its inhabitants' souls." *The History of Kamigawa*