Sven/Counters

Bad against...

 * makes Sven hard to fight Clockwerk in his.
 * greatly limit Sven's position even with in teamfight.


 * Against her, Sven is barely able to hit Enchantress without using his.
 * deals lots of damage to Sven if she is left aside.


 * Sven can hardly hit her while against her, and need to rush a earlier than usual to deal damage on her.


 * can temporarily interrupt Sven's initiation. Even Sven has, can save an ally in a pinch.
 * pierces Spell Immunity, significantly slows Sven down. The upgraded version has 3 charges which is more than enough to kite Sven, also disables.


 * With all his skills, Slark is extremely hard to catch with your disables.
 * Slark can drain your stats with and knock you out in a prolonged fight.


 * With Sniper is extremely hard to initiate on for a melee hero as Sven.
 * and kites you hard.


 * Early to mid game, causes Sven's attack to miss,  and  causes a lot of damage on Sven without even getting close to him.
 * Late game, Tinker is available to permanently hex Sven using, and kite Sven by refreshing . still works if Sven didn't build a.


 * Since most of your damage comes from physical attack, allows Troll Warlord to fight you early game.
 * With and all his attack speed increase skills, Troll Warlord can almost permanently bash you even you have.


 * Venomancer forces Sven to choose between using his, or getting constantly slowed by his poison.
 * Venomancer can be especially hard to deal with in lane, as his damage over time will keep Sven from farming effectively.


 * could save the ally being initiated on.
 * can be devastating to Sven's team, as his massive damage can take out a teammate before there is much time to react.

Others

 * In general, any hero that can stun, root or slow will give Sven a hard time.
 * 's AoE blind, and 's miss can keep Sven from landing hits.

Items

 * kites Sven hard, also saves ally from.
 * disjoints in quick hands.
 * allows the owner immune to physical attack. As a strength hero Sven seldom builds.
 * makes Sven temporarily useless.
 * makes it very hard for Sven to catch up to his targets.
 * Blademail reflects Sven damage back.

Good against...

 * Anti-Mage is fairly fragile, and cannot stand against Sven in a prolonged fight. gives you protection against,  will also destroy the illusions from.


 * clears Spiderlings quickly in lane.


 * makes short work of Chaos Knight's s.


 * clears Chen's Creeps fast in mid to late game.


 * cannot purge, and can only disable with . Sven is still a fearful target to fight even being doomed as long as he activated  beforehand.


 * will devastate Meepo's clones. Against a closely packed group, Sven does not even need to target the clone with the lowest health.


 * cuts through Phantom Lancer's illusions in no time.


 * With Warlock's Golem goes down in a matter of seconds. The 2 weaker golems granted by  to Warlock will fare worse due to  hitting both.

Works well with...

 * Crystal Maiden's and numerous slows make it easy for Sven to catch up to enemies.


 * A well positioned could result in a team wipe for Sven with his  and.


 * and combo can stun the whole enemy team with good cooperation.


 * Io's and  sets Sven up for easy ganks anywhere on the map. This is effective against single targets because Sven can burst them down without being disabled by the enemy's teammates.


 * and gives Sven plenty of time to beat down the enemy.


 * gives Sven additional cleave and damage.
 * A well positioned could result in a team wipe for Sven with his  and.


 * and gives Sven plenty of time to beat down the enemy.

Others

 * Sven's kit is quite versatile and generally speaking there are very few heroes that Sven doesn't make a good ally with.
 * In general, any hero with lengthy stuns or roots will synergize well with Sven.
 * Because of, Sven makes a particularly powerful ally in teams with heroes with little armor, especially if they have otherwise large sums of HP, as his whole team can become extremely resilient to physical damage, which is a very powerful advantage of late game scenarios. Example of heroes with little armor but with other forms to survive fights include , , (Note: Though the hero starts out with strong armor, this will be quickly outweighted by his abysmal agility growth) and.
 * With enough mana regenaration, it's possible for Sven to be run as a roamer and help land kills with . Though this limits Sven's early farm significantly, it is possible to catch up in farm and transition into full core with neutral creep stacks and . Consider this strategy if your team has an overabundance of cores, as most heroes are incapable of catching up in farm as easily as Sven can, so denying your other cores of farm could be significantly more detrimental to your team than denying Sven's farm.

List of heroes that counter Sven, and list of heroes that work well with Sven.