Arcbound Mamba [Unknown Event] MicroProse Promos Liliana insisted on coming to

Liliana insisted on coming to Amonkhet to confront one of the two remaining demons to whom she is bound

Set: The Brothers' War Retro Artifacts Type: Artifact Rarity: Rare Cost: {6} {5}

But do you have to be such a show-off about it

it's actually this guy

Arcbound Mamba [Unknown Event] MicroProse Promos Liliana insisted on coming toSet: Unknown Event Type: Artifact Creature Snake Rarity: Common Cost: {3}{G} Deathtouch Poison Modular 2 (This creature enters the battlefield with two +1 +1 counters on it. When it dies, you may put its +1 +1 counters on target players or artifact creature. If they're put on a player this way, they become poison counters.)