Ancient Titan

Immutable Form. The clockwork titan is immune to any spell or effect that would alter its form.

Magic Resistance. The clockwork titan has advantage on saving throws against spells and other magical effects.

Magic Weapons. The clockwork titan's weapon attacks are magical.

Siege Monster. The clockwork titan deals double damage to objects and structures.

Arcane Cannon. Ranged Weapon Attack: +17 to hit, reach 60 ft., Line. Hit: 51 (6d10 + 15) Force damage.

Consume Matter (Recharge 6). The Ancient Titan can take an action to consume all living and non-living matter around it in a 30 foot radius. All living creatures must succeed a DC 15 Dexterity save or be drawn into the maw of the Titan to be consumed as its fuel. The Ancient Titan then heals 6d6 hit points, and all remaining hit points from living creatures consumed as their souls fuel the furnace of this ancient machine.

The Ancient Titan 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. The Ancient Titan regains spent legendary actions at the start of its turn.

Attack. The Ancient Titan makes one claw attack or tail attack.

Move. The Ancient Titan moves up to half its speed.

Ground Blast (2 actions) . The clockwork titan strikes the ground with its leg, creating powerful columns of magic erupting from the land around it. All other creatures on the ground within 60 feet of the titan take 65 (10d12) force damage and must succeed on a DC 25 Strength saving throw or be ejected 30 feet into the air.