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DOTA 2 / HERO HISTORY

Medusa changes

Balance notes across the versions listed by Valve. An unchanged patch is a small victory for your muscle memory.

Change record

46 patches with recorded changes · 118 of 118 listed patches readable.

Coverage: Feb 1, 2018 to Sep 15, 2026. This feed does not include every patch in Dota’s lifetime.

Inspect coverage by patch

Jul 30, 2026

Medusa in 7.41e

  • Split ShotToggling on/off no longer breaks invisibility and can be done while silenced

Mar 24, 2026

Medusa in 7.41

  • TalentsLevel 10 Talent Stone Gaze Bonus Physical Damage increased from +10% to +12%
  • TalentsLevel 15 Talent Mystic Snake Cooldown Reduction increased from 3s to 4s
  • TalentsLevel 15 Talent +8% Split Shot Outgoing Damage replaced with +1 Gorgon's Grasp Volley
  • TalentsLevel 20 Talent +1 Gorgon's Grasp Volley replaced with +12% Split Shot Outgoing Damage
  • TalentsLevel 20 Talent +3 Mystic Snake Bounces replaced with +40% Mystic Snake Damage / Mana Gain
  • TalentsLevel 25 Talent Stone Gaze Duration increased from +2s to +2.5s
  • Gorgon's GraspCooldown decreased from 30/27/24/21s to 30/26/22/18s
  • Gorgon's GraspNow always centers the cast cursor around the second grouping, even if the number of volleys is increased

Dec 15, 2025

Medusa in 7.40

  • TalentsLevel 20 Talent +1.5s Stone Gaze Duration replaced with +1 Gorgon's Grasp Volley
  • TalentsLevel 25 Talent +1 Gorgon's Grasp Volley replaced with +2s Stone Gaze Duration
  • Mana ShieldNo longer benefits from mana cost reduction effects

Oct 2, 2025

Medusa in 7.39e

  • Mana ShieldBase Damage per Mana decreased from 2.2 to 2.0

May 22, 2025

Medusa in 7.39

  • Mystic SnakeBase Damage decreased from 90/150/210/270 to 90/140/190/240
  • Mystic SnakeMana Gain rescaled from 14/15/16/17% to 15%
  • Gorgon's GraspMana Cost increased from 40/60/80/100 to 65/85/105/125
  • Stone GazeMana Cost increased from 200 to 250

Mar 4, 2025

Medusa in 7.38b

  • Venomous Volley: Attacks required to apply poison increased from 5 to 6

Feb 18, 2025

Medusa in 7.38

  • UndulationBase movement speed increased from 275 to 310
  • UndulationMedusa's movement speed is fixed and is unaffected by most effects
  • Undulation · ContextThe only two exceptions are Stone Gaze, which increases movement speed to fixed 465 for the duration, and bonus from going downstream
  • TalentsLevel 10 Talent +40 Mystic Snake Damage replaced with +20% Gorgon's Grasp Radius
  • TalentsLevel 25 Talent Split Shot Uses Modifiers replaced with +40 Intelligence
  • Split ShotNow upgraded with Aghanim's Scepter
  • Split ShotAllows on-hit effects to apply to the secondary attacks from Split Shot and increases target count by 1
  • Mystic SnakeNo longer upgraded with Aghanim's Scepter
  • Cold BloodedThe single-target Mystic Snake now always turns the enemy into stone for 1s

Nov 19, 2024

Medusa in 7.37e

  • Venomous Volley: Poison is no longer applied by illusions
  • Venomous Volley: Now scales with Split Shot
  • Venomous Volley: Movement Slow rescaled from 35% to 15/20/25/30/35%
  • Venomous Volley: Attack speed slow rescaled from 80 to 20/35/50/65/80
  • Mana ShieldBase Damage per mana decreased from 2.4 to 2.2
  • Split ShotOutgoing damage rescaled from 40/55/70/85% to 50/60/70/80%

Oct 1, 2024

Medusa in 7.37d

  • Mana ShieldAbsorbing damage with Mana Shield now disables Blink Dagger

Jul 31, 2024

Medusa in 7.37

  • Mana PactFacet removed
  • Venomous Volley: New Facet
  • Venomous Volley: Medusa applies a poison to every fifth attack, slowing enemies' movement speed by 35%, attack speed by 80, and cast speed by 50% for 1.5 seconds. The poisoned attack counts as an attack modifier for the purposes of Split Shot
  • TalentsLevel 10 Talent Stone Gaze Bonus Physical Damage increased from +8% to +10%
  • TalentsLevel 25 Talent +1.9 Mana Shield Damage per Mana replaced with +1 Gorgon's Grasp Volleys
  • Mana ShieldNo longer a levelable ability, now has a base 2.4 damage per mana and then gains 0.1 damage per mana per hero level
  • Mana Shield · ContextIllusions gain 60% of that amount
  • Mystic SnakeNo longer slows movement speed or turn rate
  • Mystic SnakeCooldown increased from 13/12/11/10s to 15/14/13/12s
  • Gorgon's GraspNew basic ability.
  • Gorgon's GraspMedusa fires a volley of arrows into the sky that land in 3 groups in a line, with each grouping larger than the previous. Enemies struck by a grouping of arrows take 30/70/110/150 physical damage and are rooted, can't turn and take 100 physical damage per second for 0.8/1.2/1.6/2s. Initial Radius: 150. Radius Growth: 50. Cast Range: 625. Mana Cost: 40/60/80/100. Cooldown: 30/27/24/21s
  • Stone GazeMana Cost increased from 150 to 200

Jun 24, 2024

Medusa in 7.36c

  • Mana Pact · Mana ShieldAttack Speed Bonus per second increased from 3% to 3.5%
  • Mana Pact · Mana ShieldMax Attack Speed increased from 30% to 35%

Jun 6, 2024

Medusa in 7.36b

  • Mana Pact · Mana ShieldMana Drain per second decreased from 4% to 3%

May 22, 2024

Medusa in 7.36

  • Innate Ability · Mana ShieldRemains as an Innate ability. Passive, can be leveled up with skill points
  • Innate Ability · Mana ShieldNo longer provides bonus mana on leveling up
  • Engorged · Mystic SnakeWhenever a Mystic Snake returns to Medusa, her next 3 attacks deal additional 1 physical damage per 6 mana restored by the snake. The buff lasts up to a maximum of 5 seconds
  • Engorged · Mystic Snake · ContextBonus damage is dealt to additional Split Shot targets only if the level 25 attack modifiers talent is learned
  • Mana PactCan be activated, draining 4% of max mana per second, but increasing attack speed by 3% of Medusa's Attack Speed per second. Mana drain can last up to 15s but attack speed will stop increasing after 10s. Conversion can be stopped by deactivating Mana Shield, but it can't be done for the first 3 seconds of conversion. Attack speed buff will disappear after 15s since the conversion has started. Cooldown is 35s and starts once the conversion is stopped
  • Intelligence gain increased from 3.4 to 3.6
  • TalentsLevel 10 Talent +15% Mystic Snake Turn and Movement Slow replaced with +40 Mystic Snake Damage
  • TalentsLevel 25 Talent +1.7 Mana Shield Damage per Mana increased to 1.9
  • Mystic SnakeDamage increased from 85/130/175/220 to 90/150/210/270
  • Mystic SnakeDamage Increase per jump decreased from 35% to 25%
  • Mystic SnakeSpeed Increase per jump increased from 15% to 25%
  • Mystic SnakeTurn slow now is a part of the movement slow. It has no special value and is decreased from 50% to 30%

Mar 21, 2024

Medusa in 7.35d

  • TalentsLevel 15 Talent Split Shot Damage Penalty Reduction decreased from 10% to 8%

Dec 21, 2023

Medusa in 7.35b

  • Mana ShieldValue is now calculated before Eternal Shroud's mana restoration

Dec 14, 2023

Medusa in 7.35

  • Agility gain increased from 3.4 to 3.6
  • TalentsLevel 10 Talent Stone Gaze Bonus Physical Damage increased from +5% to +8%
  • TalentsLevel 20 Talent Mystic Snake Bounces increased from +2 to +3
  • Split ShotOutgoing Damage increased from 35/50/65/80% to 40/55/70/85%

Aug 8, 2023

Medusa in 7.34

  • TalentsLevel 25 Talent Mana Shield Damage per Mana increased from +1.3 to +1.7 (from +0.7 to +0.9 for illusions)

Jul 12, 2023

Medusa in 7.33e

  • Base Intelligence decreased from 27 to 25
  • Intelligence gain decreased from 3.7 to 3.4
  • Split ShotOutgoing Attack Damage decreased from 55/65/75/85% to 35/50/65/80%
  • Mystic SnakeMana Gain decreased from 14/16/18/20% to 14/15/16/17%

Jun 15, 2023

Medusa in 7.33d

  • TalentsLevel 20 Talent Stone Gaze Duration decreased from +2s to +1.5s
  • Mystic SnakeMana Gain decreased from 16/18/20/22% to 14/16/18/20%
  • Mana ShieldIllusions now have reduced damage absorption per mana: 1/1.4/1.8/2.2/2.6 instead of 2/2.4/2.8/3.2/3.6. Illusions gain +0.7 damage per mana from level 25 talent instead of +1.3. Damage absorption on the main hero is unchanged
  • Stone GazeStone Duration decreased from 2.4s to 2/2.2/2.4s

May 13, 2023

Medusa in 7.33c

  • Mystic SnakeCooldown increased from 10s to 13/12/11/10s
  • Mana ShieldLevel 2 now can be learned on level 1 instead of level 3
  • Mana ShieldDamage per Mana decreased from 2/2.5/3/3.5/4 to 2/2.4/2.8/3.2/3.6
  • Mana ShieldBonus Mana decreased from 200/225/250/275/300 to 0/50/100/150/200

Apr 25, 2023

Medusa in 7.33b

  • Base Intelligence increased from 23 to 27
  • Split ShotOutgoing Damage increased from 45/55/65/75% to 55/65/75/85%
  • Mystic SnakeMain Gain increased from 11/14/17/20% to 16/18/20/22%
  • Mana ShieldDamage Per Mana increased from 2/2.3/2.6/2.9/3.2 to 2/2.5/3/3.5/4
  • Mana ShieldIllusions now benefit from Mana Shield

Apr 20, 2023

Medusa in 7.33

  • Base Strength decreased from 17 to 0
  • Strength gain decreased from 1.5 to 0
  • Intelligence gain increased from 3.4 to 3.7
  • TalentsLevel 10 Talent +0.5 Mana Shield Damage per Mana replaced with +5% Stone Gaze Bonus Physical Damage
  • TalentsLevel 25 Talent +75 Intelligence replaced with +1.3 Mana Shield Damage per Mana
  • Mystic SnakeMana Cost decreased from 140 to 80/100/120/140
  • Mystic SnakeScepter Stone Base Duration decreased from 1.3s to 1.0s
  • Mystic Snake · ContextDuration decreased as a part of the comprehensive Disables Reduction
  • Mana ShieldAbility reworked
  • Mana ShieldNow a passive ability. Medusa starts with one level of Mana Shield, and the ability can be upgraded up to level 5. Creates a shield that absorbs 98% incoming damage in exchange for mana. Increases base mana. Bonus Mana: 200/225/250/275/300. Damage per point of Mana: 2/2.3/2.6/2.9/3.2
  • Mana ShieldNow if a hero has Mana Shield ability, their mana bar will be visible to enemies
  • Mana ShieldNow also absorbs HP Loss type damage
  • Stone GazeStone Form duration decreased from 3s to 2.4s
  • Stone Gaze · ContextDuration decreased as a part of the comprehensive Disables Reduction

Mar 6, 2023

Medusa in 7.32e

  • TalentsLevel 15 Talent Mystic Snake Cooldown Reduction increased from 2s to 3s
  • Mystic SnakeBase Damage increased from 80/120/160/200 to 85/130/175/220

Nov 29, 2022

Medusa in 7.32d

  • Mystic SnakeCast Range increased from 700 to 750
  • Mystic SnakeProjectile Speed now increases by 15% with each bounce

Aug 30, 2022

Medusa in 7.32b

  • Mana ShieldPassive bonus increased from 100/150/200/250 to 120/180/240/300

Aug 23, 2022

Medusa in 7.32

  • TalentsLevel 10 Talent +20 Attack Speed replaced with +15% Mystic Snake Turn and Movement Speed Slow
  • TalentsLevel 15 Talent Split Shot Damage decreased from +12% to +10%
  • TalentsLevel 15 Talent Mystic Snake Cooldown Reduction increased from 1.5s to 2s
  • Stone GazePhysical Attack Damage amplification rescaled from 40/45/50% to 35/45/55%

May 2, 2022

Medusa in 7.31c

  • Split ShotDamage reduced from 50/60/70/80% to 45/55/65/75%
  • Stone GazeMana cost increased from 100 to 150

Feb 23, 2022

Medusa in 7.31

  • TalentsLevel 10 Talent +15 attack damage replaced with +20 Attack Speed
  • TalentsLevel 10 Talent +15% evasion replaced with +0.5 Mana Shield damage per mana
  • TalentsLevel 15 Talent +30 Attack Speed replaced with -12% Split Shot Damage Penalty
  • TalentsLevel 20 Talent +30% Mystic Snake mana gain replaced with +2 Mystic Snake bounces
  • Mystic SnakeMana cost reduced from 140/150/160/170 to 140
  • Cold BloodedIs now disabled by break
  • Cold BloodedNo longer activates if the spellcaster is further than 2000 units away

Oct 28, 2021

Medusa in 7.30e

  • Agility gain reduced from 3.6 to 3.4
  • TalentsLevel 20 Talent reduced from +35% Mystic Snake Mana Gain to +30%

Aug 17, 2021

Medusa in 7.30

  • Mystic SnakeJump radius reduced from 475 to 450
  • Mana ShieldDamage per mana reduced from 1.6/1.9/2.2/2.5 to 1.3/1.7/2.1/2.5

May 24, 2021

Medusa in 7.29d

  • TalentsLevel 15 talent changed from +35% Mystic Snake Mana Gain to -1.5s Mystic Snake Cooldown
  • TalentsLevel 20 talent changed from -3s Mystic Snake Cooldown to +35% Mystic Snake Mana Gain.
  • Mystic SnakeScepter base stone duration reduced from 1.5s to 1.3s

Apr 9, 2021

Medusa in 7.29

  • Base HP regen increased from 0 to 0.25
  • Intelligence gain reduced from 4 to 3.6
  • TalentsLevel 15 Talent increased from +32% Mystic Snake mana gain to +35%
  • Mana ShieldNow passively provides +100/150/200/250 mana
  • Mystic SnakeScepter stone duration rescaled from 1 + 0.3 per bounce to 1.5 + 0.2

Aug 26, 2020

Medusa in 7.27d

  • Base damage increased by 2
  • Stone GazeManacost reduced from 200 to 100

Jul 15, 2020

Medusa in 7.27b

  • Base strength increased from 15 to 17
  • Base intelligence increased from 19 to 23
  • Split ShotPrimary arrow now has the same damage reduction as the secondary arrows
  • Split ShotCan now be toggled
  • Split ShotExtra arrow count increased from 3 to 4
  • Split ShotSecondary arrows bonus range from 100 to 150
  • Split ShotDamage increased from 30/45/60/75% to 50/60/70/80%
  • Mystic SnakeCast point reduced from 0.4 to 0.2
  • Mystic SnakeCooldown reduced from 11 to 10

Mar 17, 2020

Medusa in 7.25

  • TalentsLevel 15 Talent increased from +25% Mystic Snake Mana Gain to +40%

Jan 26, 2020

Medusa in 7.24

  • Intelligence gain increased from 3.4 to 4.0
  • Stone GazeSpeed bonus increased from 35% to 50%

Dec 6, 2019

Medusa in 7.23c

  • Mana ShieldAbsorption increased from 60 to 70%
  • Stone GazeMovement speed bonus increased from 25% to 35%

May 24, 2019

Medusa in 7.22

  • Agility gain reduced from 3.9 to 3.6
  • TalentsLevel 15 Talent reduced from +30% Mystic Snake Mana Steal to +25%

Jan 29, 2019

Medusa in 7.21

  • Fixed Mystic Snake bouncing to Spell Immune enemies
  • TalentsLevel 10 Talent reduced from +20 Damage to +15
  • TalentsLevel 15 Talent reduced from +35% Mystic Snake Mana Steal to +30%
  • TalentsLevel 20 Talent changed from +700 Mana to -4s Mystic Snake Cooldown
  • TalentsLevel 25 Talent changed from +7 Split Shot Targets to +1000 Mana

Nov 20, 2018

Medusa in 7.20b

  • Agility increased from 20 + 2.5 to 22 + 3.4
  • TalentsLevel 15 Talent increased from +20% Mystic Snake Mana Steal to +35%

Nov 19, 2018

Medusa in 7.20

  • Stone GazeNo longer grants enemies +100% Magic Resistance
  • Stone GazeNo longer instantly kills illusions
  • Mystic SnakeNo longer changes damage type against Stone Gazed enemies

Feb 1, 2018

Medusa in 7.08

  • Talent: Level 10 Talent increased from 12% Evasion to 15%
  • Talent: Level 15 Talent increased from +15% Mystic Snake Mana Steal to +20%
  • Talent: Level 20 Talent reduced from +800 Mana to +700
  • Mystic SnakeMystic Snake cast range reduced from 800 to 700

Source: Valve’s public Dota 2 data feeds. Notes belong to Valve. Dates use Bellevue time (Pacific).