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MU Online History

Season 21 Part 1-2

21 Oct 2025 — 11 Nov 2025

  • 11 changelog entries
  • 5 distinct sources
  • Introduction of map Aquilas Temple. Entry level requirement of 1600.
  • Maximum level cap raised from 1700 to 1750 (Master Level 1350).
  • Introduction of 1st Legendary Weapon and Shield - Temple Guard (level 1500) for Alchemist.
  • Introduction of 1st Legendary Set - Sanctuary Temple Guard (level 1500) for Alchemist.
  • Introduction of 2nd Legendary Weapon and Shield - Imperial (level 1600) for all characters except Crusader.
  • Introduction of 2nd Legendary Set - Imperial (level 1600) for all characters except Crusader.
  • Introduction of 3rd Level Wings (Cloak of Desire) for Crusader. Introduction of 4th Level Wings (Cloak of Sanctuary) for Crusader. Introduction of 5th Level Wings (Cloak of Light) for Crusader.
  • Introduction of Socket Items (lvl 380) and Mastery Socket Items (lvl 400) for Crusader.
    • Crusaders's Socket Items (lvl 380): Blast Hammer, Blast Shield, Trust (?) set.
    • Crusader's Mastery Socket Items (lvl 400): Belief Hammer, Belief Shield, Saint (?) set.
  • Introduction of 2nd Mastery Weapon - Darkangel (level 600) for Crusader. Introduction of 3rd Mastery Weapon - Holyangel (level 800) Crusader. Introduction of 4th Mastery Weapon - Soul (level 900) Crusader. Introduction of 5th Mastery Weapon - Blue Eye (level 1000) for Crusader. Introduction of 6th Mastery Weapon - Silver Heart (level 1100) for Crusader. Introduction of 7th Mastery Weapon - Manticore (level 1200) for Crusader. Introduction of 8th Mastery Weapon - Brilliant (level 1300) for Crusader. Introduction of 9th Mastery Weapon - Apocalypse (level 1400) for Crusader. Introduction of 10th Mastery Weapon - Lightning (level 1500) for Crusader. Introduction of Blessed Divine Hammer of Archangel for Crusader. Introduction of 1st Legendary Weapon and Shield - Temple Guard (level 1500) for Crusader.
  • Introduction of 2nd Mastery Set - Darkangel (level 600) for Crusader. Introduction of 3rd Mastery Set - Holyangel (level 800) for Crusader. Introduction of 4th Mastery Set - Awakening Soul (level 900) for Crusader. Introduction of 5th Mastery Set - Frosty Blue Eye (level 1000) for Crusader. Introduction of 6th Mastery Set - Forefather's Silver Heart (level 1100) for Crusader. Introduction of 7th Mastery Set - Roaring Manticore (level 1200) for Crusader. Introduction of 8th Mastery Set - Celestial Brilliant (level 1300) for Crusader. Introduction of 9th Mastery Set - Crimson Apocalypse (level 1400) for Crusader. Introduction of 10th Mastery Set - Ancient Lightning (level 1500) for Crusader. Introduction of 1st Legendary Set - Sanctuary Temple Guard (level 1500) for Crusader.
  • Various gameplay improvements. Changes to event entry level requirements. Changes to Boss Battle Together event monster stat. Changes to Monster Soul Converter level brackets and requirements. Legendary Weapons/Armors set User Interface (UI) improvements. Changes to Fairy Elf (FE) buff stats.