Cornelius Brassgrave

Evasion. When the Brassgrave is subjected to an effect that allows it to make a Dexterity saving throw to take only half damage, it instead takes no damage if it succeeds on the saving throw, and only half damage if it fails.

Gnomish Cunning. Brassgrave has Advantage on Intelligence, Wisdom, and Charisma saving throws.

Playback Device. Brassgrave's trinket plays a prerecorded message of up to 6 seconds that can be heard up to 10 feet away

Multiattack. Brassgrave makes two attacks with its blasters, then uses its seeker missiles or smoke grenade.

Blaster. Ranged Weapon Attack: +10 to hit, range 100/300 ft., one target. Hit: 16 (3d8 + 3) radiant damage.

Seeker Missiles. Brassgrave targets three creatures it can see within range of its blindsight. Each target takes 10 (4d4) piercing damage. This damage can be blocked with the shield spell.

Smoke Grenade. The artificer throws the grenade at a point it can see within 60 feet of it. The grenade emits a cloud of smoke that creates a heavily-obscured area in a 20-foot radius. A moderate wind (10 mph) disperses the smoke in 4 rounds, and a strong wind (20 mph) disperses it in 1 round.

Repulsive Amulet. When the Brassgrave takes damage from a melee attack, it can push its attacker up to 15 feet away.

Brassgrave can take 3 legendary actions, choosing from the options below. Only one legendary action option can be used at a time and only at the end of another creature’s turn. Brassgrave regains spent legendary actions at the start of its turn.

Blaster. Brassgrave makes an attack with his blasters.

Field Repairs. Brassgrave regains 15 hit points.

Laser Spin (Costs 3 Actions). Each creature within 30 feet of Brassgrave must make a DC 18 Dexterity saving throw, taking 45 (10d8) radiant damage on a failed save, or half as much on a successful one.

Threat Seeker. Brassgrave extends its blindsight to 120 feet until the end of its next turn.