Legendary Resistance (3/Day). If the lich fails a saving throw, it can choose to succeed instead
Rejuvenation. If it has a phylactery, a destroyed lich gains a new body in 1d60 minutes, regaining all its hit points and becoming active again. The new body appears within 5 feet of the phylactery.
Divine Mana: once merged with the weave fully Arkan regains a 1st level spell slot at the beginning of his turn, he may also fuse spell slots to make higher level slots
Spellcasting. Arkan is a 20th-level spellcaster. Its spellcasting ability is Intelligence (spell save DC 22, +14 to hit with spell attacks). Arkan has the following spells prepared:
Cantrips (At-Will): control flames, Eldritch blast, Mind Sliver, minor illusion, mold earth, shape water
1st level (4 slots): command, magic missile, Magnify Gravity, Shield
2nd level (3 slots): Suggestion, mirror image, Darkness, hold person
3rd level (3 slots):enemies abound, fireball, lightning bolt, vampiric touch
4th level (3 slots): Gravity sinkhole, Banishment, evard's black tentacles
5th level (3 slots): Contagion, Dominate Person, temporal shunt
6th level (2 slots): Gravity fissure, heal
7th level (2 slots): [Tooltip Not Found], divine word
8th level (1 slot):power word: stun
9th level (1 slot):time stop
Notes (recharge on d6): Requires the journal of Tien Cyr or the journal of Alger Waterlow, you may spend an action casting a spell using your spell slots available not in your spell list
God Hand (recharge on d20): choose a creature you can see, they must make either a dexterity or intelligence saving throw (they choose) on a success a item they choose is taken from them, on a failure you take an item of your choice from the target, you must know the name of the item to take it
Gods Word (recharge on d6): you utter a word of divine authority bringing what you say to reality, you choose the one word you say, and the DM may decide what effect is and who it effects
Presence of higher being (recharge on d12): all creatures that see or know of your existence within 120 feet must make a Charisma saving throw, on a success they are frightened, on a failure they are stunned, they may remake the save at the end of their turns
God Wrath (recharge on d6): when Arkan takes damage, the target must make a Wisdom saving throw (DC 17) on a failure they take half the damage delt
Arkan 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. Arkan regains spent legendary actions at the start of its turn.
Cantrip (1 Action): you cast a cantrip
Multiversal fissure (2 Actions): you may teleport up to 3 creatures to locations you can see
Arkanus (3 Actions)(Recharge on d12): you collect and compress the mana in the vicinity, forming true mana and expelling it all creatures within 300 feet must make a Constitution saving throw, on a failed save you become stunned and gain a point of exhaustion, on a success you take 6d12 damage that bypasses all resistances