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Dota 2

Mars: change history

17 changes across 7 patches (Dec 15, 2025 to Sep 15, 2026), newest first. Nerf Radar tracks the 10 most recent official updates for Dota 2, back to Dec 15, 2025.
Buff 8Nerf 4Adjust 5
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  1. Dota 2: Gameplay Update 7.41f (Sep 15, 2026)Buff 1Official notes ↗
    Buff
    Base Armor
    Mars' Base Armor increases by 1.
    Source line
    Base Armor increased by 1
  2. Dota 2: Gameplay Update 7.41e (Jul 30, 2026)Buff 1Official notes ↗
    Buff
    Intelligence gain
    Mars' Intelligence gain increases from 2.2 to 2.4.
    2.2→2.4
    Source line
    Intelligence gain increased from 2.2 to 2.4
  3. Dota 2: Gameplay Update 7.41d (Jun 4, 2026)Buff 2Official notes ↗
    Buff
    Dauntless · Radius
    Radius on Mars' Dauntless increases from 700 to 900.
    700→900
    Source line
    Radius increased from 700 to 900
    Buff
    Arena Of Blood · Spear Damage
    Spear Damage on Mars' Arena Of Blood increases from 80/160/240 to 80/170/260.
    80/160/240→80/170/260
    Source line
    Spear Damage increased from 80/160/240 to 80/170/260
  4. Dota 2: Gameplay Update 7.41c (May 6, 2026)Buff 2Official notes ↗
    Buff
    Dauntless · HP Regen per extra enemy
    HP Regen per extra enemy on Mars' Dauntless increases from 40% to 50%.
    40%→50%
    Source line
    HP Regen per extra enemy increased from 40% to 50%
    Buff
    Spear of Mars · Mana Cost
    Mana Cost on Mars' Spear of Mars decreases from 100/110/120/130 to 90/100/110/120.
    100/110/120/130→90/100/110/120
    Source line
    Mana Cost decreased from 100/110/120/130 to 90/100/110/120
  5. Dota 2 Patch 7.41Nerf 1Adjust 5Official notes ↗
    Adjust
    Dauntless
    No longer considers Mars's allies when determining if Mars is outnumbered.
    Source line
    No longer considers Mars's allies when determining if Mars is outnumbered
    Nerf
    Dauntless · HP Regen per extra enemy
    HP Regen per extra enemy on Mars' Dauntless decreases from 70% to 40%.
    70%→40%
    Source line
    HP Regen per extra enemy decreased from 70% to 40%
    Adjust
    Bulwark
    No longer upgraded with Aghanim's Scepter.
    Source line
    No longer upgraded with Aghanim's Scepter
    Adjust
    Arena Of Blood
    Now upgraded with Aghanim's Scepter.
    Source line
    Now upgraded with Aghanim's Scepter
    • Lowers cooldown by 10s and increases duration from 5.5s to 6.5s. If an enemy is killed in the Arena, Mars and all of his allies inside the Arena restore 35% of their max health and mana and get a 35% attack damage buff for 20s. This effect stacks
    Adjust
    Talents
    Level 10 Talent +20% Dauntless Regen Per Enemy replaced with +1.5 Mana Regen.
    Source line
    Level 10 Talent +20% Dauntless Regen Per Enemy replaced with +1.5 Mana Regen
    Adjust
    Talents
    Level 20 Talent -16s Arena Of Blood Cooldown replaced with +70 Arena of Blood Spear Damage.
    Source line
    Level 20 Talent -16s Arena Of Blood Cooldown replaced with +70 Arena of Blood Spear Damage
  6. Dota 2: Gameplay Update 7.40b (Dec 23, 2025)Buff 2Nerf 1Official notes ↗
    Nerf
    Base Agility
    Mars' Base Agility decreases from 20 to 18.
    20→18
    Source line
    Base Agility decreased from 20 to 18
    Buff
    Talents · Level 15 Talent God's Rebuke Cooldown Reduction
    Mars' level 15 talent God's Rebuke Cooldown Reduction increases from 2s to 2.5s.
    2s→2.5s
    Source line
    Level 15 Talent God's Rebuke Cooldown Reduction increased from 2s to 2.5s
    Buff
    Talents · Level 20 Talent Spear of Mars Stun
    Mars' level 20 talent Spear of Mars Stun increases from +0.4 to +0.5s.
    +0.4→+0.5s
    Source line
    Level 20 Talent Spear of Mars Stun increased from +0.4 to +0.5s
  7. Dota 2 Patch 7.40Nerf 2Official notes ↗
    Nerf
    God's Rebuke · Bonus Damage vs Heroes
    Bonus Damage vs Heroes on Mars' God's Rebuke decrease from 10/15/20/25 to 5/10/15/20.
    10/15/20/25→5/10/15/20
    Source line
    Bonus Damage vs Heroes decreased from 10/15/20/25 to 5/10/15/20
    Nerf
    Talents · Level 20 Talent Arena of Blood Cooldown Reduction
    Mars' level 20 talent Arena of Blood Cooldown Reduction decreases from 20s to 16s.
    20s→16s
    Source line
    Level 20 Talent Arena of Blood Cooldown Reduction decreased from 20s to 16s

Each step links to the full patch breakdown and to Valve's official notes. Changes listed under a general heading such as "Bug fixes" are not included here; search to find every mention.