A Massive List of Disables by Type

Dota 2 Heroes:  Primary and Secondary Stuns

Often a hero needs to be paired with another hero who can "set up" a delayed-stun ability.

Related Posts:
Heroes with Best Level 1 Nukes
Disablers by Role

Stunners by Type:

Primary Ranged Disablers:  

• Rubick
• Lion
• Shadow Shaman
• Crystal Maiden (Frostbite)
• Vengeful Spirit
• Sven
• Wraith King
• Ogre magi
• Bane 
• Nyx
• Dragon Knight (dragon form)
• Sand King
• Chaos Knight
• Morphling (Adaptive Strike)
• Naga Siren (Ensnare)
• Shadow Demon (Disruption)

Secondary (delayed) Ranged Disablers:  

• Mirana (Arrow)
• Lina (Light Strike Array)
• Leshrac (Split Earth)
• AA (Cold Feet)
• Kunkka (Torrent)
• Meepo (Net)
• Windranger (Shackle Shot)
• Invoker (multiple)
• Jakiro (Ice Path)
• Elder Titan (Echo Stomp) 

Ranged mini-stuns:

• Lich (Chain Frost)
• Bounty Hunter (Shuriken)
• Luna (Lucent Beam)
• Witch Doctor (Cask)

Melee Range AOE Stunners / Disablers (non-ults)

• Centaur Warrunner (Stomp)
• Slardar (Crush)
• Axe (Berserker's Call)
• Doom (with Centaur Stomp)
• Chen (with Centaur Stomp)

Melee Range AOE Slows (stats shown for L1)

• Brewmaster (Thunder Clap = 25% for 4.75s)
• Ursa (Earth Shock = 25% for 4s)

Ranged Slows (shown at L1 skill)

• Wraith King (Hellfire Blast - secondary effect)
• Viper (Orb)
• Venomancer (Venemous Gale = 50% slow for 15s)
• Tidehunter (Gush)
• Slardar (Crush - secondary effect)
• Skywrath Mage (Bolt)
• Pugna (Decrepify)
• Phoenix (Icarus Dive = 25% slow for 4s)
• Ogre Magi (Ignite = 20% slow for 5s)
• Nightstalker (Void = 50% slow for 2s, 4s at night)
• Lifestealer (Open Wounds = 70-0% slow over 8s)
• Lich (Frost Blast = 30% slow for 4s)
• Jakiro (Dual Breath = 28% slow for 5s)
• Drow Ranger (Orb)
• Crystal Maiden (Crystal Nova = 30% slow for 3.5s)
• Bristleback (Nasal Goo = 20-32% for 5s, up to 4 stacks)
• Batrider (Sticky Napalm = 3-30% for 8s, up to 10 stacks)
• Ancient Apparition (Ice Vortex = 15% for 16s or until leave 275 radius)

Melee Range Single-Target Disables

• Storm Spirit (Electric Vortex)
• Batrider (Lasso)
• Dragon Knight (Dragon Tail)
• Lone Druid (Bear Entangle)
• Legion Commander (Duel)

Melee Range AOE Disables

• Magnus (Reverse Polarity ult)
• Enigma (Black Hole)

Ranged AOE Instant Disables

• Beastmaster (Primal Roar - ult)
• Faceless Void (Chronosphere, kinda)
• Warlock (Infernal)
• Puck (Dream Coil)  
• Sven (Storm Hammer)

Ultimate Delayed Disables:

• Kunkka (Ghost Ship)
• Phoenix (Supernova)
• Medusa (Stone Gaze)

Ultimate AOE Slows:

• Wraith King (Reincarnation)
• Medusa (Stone Gaze)
• Gyro (Call Down)
• Kunkka (Ghost Ship)
• Elder Titan (Earth Splitter)
• Side mention:  Warlock (Upheaval)

Early Stunners by Best Effect:

Longest Duration Disables (zero to 49 dmg at L1)

• Rubick - Telekinesis (total 2.5s at L1)
• Dragon Knight - Dragon Tail (2.5s Stun, 25 dmg at L1)
• Lion - Hex (2.5s at L1)
• Shadow Shaman - Hex (1.25s at L1, scales to 3.5s)
• Shadow Demon - Disruption (2.5 s)
• Bane - Nightmare (4s, 20 damage at L1)
• Pugna - Decrepify (2.5s at L1)
• Naga Siren - Ensnare (2s at L1, scales to 5s)
• Windrunner - Shackle (0.75 to 1.5s at L1, scales to 3.75s)

Longest Duration Stun/Disable with Damage (50+ dmg at L1)

Does not show heroes with 1s stun or less:

• Mirana - Arrow (0.1 to 5s stun, 50-190 dmg at L1)
• Gyrocopter Homing Missile (2.2s stun, delayed activation, 50-125 dmg)
• Sand King - Burrowstrike (2.17s stun, 100 dmg at L1)
• Centaur Warrunner - Stomp (2s stun, 100 dmg at L1) 
• Chaos Knight - Chaos Bolt (1-2s stun, 1-200 dmg at L1; dmg and stun are inverse)
• Elder Titan - Echo Stomp (2s sleep, 80 phsyical dmg at L1)
• Leshrac Split Earth (2s stun, 120 dmg)
• Sven Storm Hammer (2s stun, 100 dmg)
• Wraith King - Hellfire Blast (2s stun, 50dmg, 2s slow of 20%)
• Alchemist (1.75s max stun, 150 max dmg at L1)
• Lina - LSA (1.6s stun, 90 dmg)
• Slardar - Crush (1.6s stun, 80 physical dmg, plus 2s move+attack slow of 20%)
• Crystal Maiden Frostbite (1.5s at L1 + 150 dmg)
• Ogre Magi - Fireblast (1.5s, 60 dmg at L1)
• Vengeful Spirit - Magic Missile (1.45s at L1, 100 dmg)
• AA - Cold Feet (1.35s stun, 150 dmg at L1)
• Kunkka (1.3s stun, 120 dmg at L1, plus 1s slow of 35%)

Honorable Mention:  Earthshaker Fissure, 1s stun, 125 dmg, 8sec block