Umbral Mithrix
Accursed Mithrix reworked variant with clones and new Phase 4 (For more info on the base mod https://thunderstore.io/package/Nuxlar/MithrixTheAccursed/).
Phase info:
- Phase 1 Bash and Slam spawn a deteriorating glass clone with full damage and a trick up their sleeve, Dash is now a Blink.
- Phase 2 2 glass clones split off from the shadow after skyleap.
- Phase 3 The shadow splits into 2 (50% HP Each for 1-2 players).
- Phase 4 The shadow becomes invulnerable and summons shadows of his enemies, survive until the shadow's shield falls, it'll slowly start stealing items destroy him quickly.
How to Activate
There's a mountain shrine near the escape ship to the right when you exit the tunnel. Hit the shrine if you want the challenge of Umbral Mithrix or don't for the vanilla Mithrix experience.

Changelog
1.1.2
- Fixes umbras getting blacklist items
- Fixes dios making Mithrix invulnerable for 20 secs
1.1.1
- Makes README more clear
- Reduces Phase 3 HP percentage
- Makes new item for Umbra-fication so it doesn't conflict with other vengeance mods (Cheers to Moffein)
- Fixes Phase 4 buggin out sometimes
- Fixes UmbralMithrix staying activated after hitting the moon shrine
1.1.0
- DELETE YOUR UMBRALMITHRIX CONFIG
- Fixes README
- Adds Mountain Shrine on the moon to activate Umbral Mithrix (Cheers to Race and Cap)
- Replaces Mithrix's dash with an extended imp dash (can also dash in mid air now)
- Removes Projectiles from Bash, Slam (Keeps orbs), Dash
- Adds deteriorating glass clone to attacks, Slam and Bash (last 4 seconds)
- Glass Clones release a super shard when they Bash
- Fixes Phase 2 HP being too low
- Adds 2 glass clones on Phase 2 skyleap
- Blacklists some items from Phase 4 doppels (Spare Drone Parts, Empathy Cores, N'kuhana's Opinion, Razorwire, Tesla Coil)
- Removes faster escape flame lines for less lag (in case using voidling escape or something)
1.0.1
- 1 Glass Mithrix's for Phase 2 (66% HP Each Mithrix) (if > 2 players 1 more spawns and each has 100% HP)
- Changes extra Mithrix Phase 3 HP (66% HP Each) (if > 2 players 100% Each)
- Reduces Phase 4 invulnerability time to 20 sec base
- Reduces Phase 4 steal time to 0.75 sec
1.0.0
- Reduces some config stats to account for the clones
- Makes Mithrix an Umbra
- Adds deteriorating clone on skyleap for phase 1 and 3 (if > 2 players)
- Adds 2 Glass Mithrix's for Phase 2 (33% HP Each Mithrix) (if > 2 players 2 more spawn for a total of 5)
- Adds 1 Mithrix (2 total) for Phase 3 (66% HP Each)
- Changes dash and bash sound
- Reworks Phase 4
- Mithrix's Shadow is invulnerable and immobile for 30 secs (less time based on your loops)
- The Shadow has 5x HP (10x if looping)
- Umbras of all players spawn at the center of the arena
- The Shadow will start stealing 1 stack of items every 1 seconds after it's shield falls (15 sec max - decreased based on loops)