Bone Mass lich (Unbalanced)

Regeneration. The bone mass will regain 20 hit points per turn unless it is hit by radiant or fire damage where this trait will then be disabled for 5 turns.

Bone Charge. Melee Weapon Attack: +5 to hit, reach 10 ft., one target. Hit: 11 (2d6 + 4) [Blunt] damage. 

Necrotic Sweep. A wave of necrotic energy blasts 30ft from the creature causing 2d10 of necrotic damage. Any creature within this range must make a Dex saving throw of 14 or higher to dodge the attack.

Summon. The Mass can summon a number of skeletons to fight for it, each skeletons summoned will take 20 Hp from the bone mass

Absorption. If hit with a melee attack the bone mass can pull in the weapon or creature(if unarmed) into its mass, any creature this is used against must make a Strength saving throw of 13 or higher or else they'll  be disarmed or consumed

If a weapon is absorbed it can be retrieved by making a Dex saving throw of 11 or higher   

if a creature is absorbed the creature will take 1d8 of necrotic damage per turn they are in the creature and cannot make any actions, the creature will need to make a Dex saving throw of 16 or higher

Bone Domain (Costs 2 Actions). If under 100 Hit points the bone mass will automatically activate this legendary action, The bone mass will begin to deconstruct itself and disperse itself to cover the ground of the lair making it all difficult terrain, in doing this the bone mass as a creature will die but in return it will summon 2 Bone knights and 5 normal skeletons as a last resort of fighting, the bone knights summoned will glow a feint purple glow representing them as the bone masses soul cages. If the bone knights aren't killed the bone mass will reconstruct in 10 days at full strength. 

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Mythic Action Name (Costs # Actions). Enter the description for your mythic action.