Observer and Sentry Wards

Advancements in stacking efficiency have made wards easier to carry than ever.

Observer and Sentry Wards is an upgraded item, requiring components from the main shop

Hero Matches Wins Win Rate
Crystal Maiden
136
62
45.59%
Lion
119
46
38.66%
Mirana
105
43
40.95%
Lich
103
37
35.92%
Pudge
102
30
29.41%
Ogre Magi
102
44
43.14%
Witch Doctor
99
39
39.39%
Dazzle
94
33
35.11%
Winter Wyvern
90
38
42.22%
Rubick
89
28
31.46%
Shadow Shaman
88
29
32.95%
Disruptor
77
31
40.26%
Techies
73
30
41.10%
Ancient Apparition
71
32
45.07%
Jakiro
66
30
45.45%
Omniknight
66
29
43.94%
Lina
65
27
41.54%
Oracle
56
25
44.64%
Shadow Demon
55
27
49.09%
Bane
55
15
27.27%
Warlock
54
23
42.59%
Vengeful Spirit
52
26
50.00%
Skywrath Mage
46
18
39.13%
Natures Prophet
42
20
47.62%
Silencer
40
11
27.50%
Bounty Hunter
40
14
35.00%
Spirit Breaker
39
8
20.51%
Keeper of the Light
37
16
43.24%
Earth Spirit
36
15
41.67%
Necrophos
34
11
32.35%
Venomancer
34
12
35.29%
IO
29
13
44.83%
Undying
29
11
37.93%
Earthshaker
26
14
53.85%
Invoker
23
13
56.52%
Treant
21
10
47.62%
Nyx Assassin
20
7
35.00%
Windranger
20
5
25.00%
Pugna
20
10
50.00%
Phoenix
19
6
31.58%
Abaddon
17
6
35.29%
Chen
17
3
17.65%
Enchantress
15
4
26.67%
Riki
15
6
40.00%
Kunkka
15
8
53.33%
Tusk
14
5
35.71%
Sand King
14
6
42.86%
Enigma
14
4
28.57%
Doom Bringer
12
6
50.00%
Slardar
11
5
45.45%
Leshrac
11
6
54.55%
Tidehunter
10
2
20.00%
Visage
10
7
70.00%
Queen of Pain
9
2
22.22%
Axe
9
2
22.22%
Zeus
9
6
66.67%
Tiny
8
2
25.00%
Weaver
8
1
12.50%
Ember Spirit
8
5
62.50%
Bloodseeker
7
3
42.86%
Magnus
6
1
16.67%
Legion Commander
6
4
66.67%
Death Prophet
6
2
33.33%
Clockwerk
5
2
40.00%
Gyrocopter
5
1
20.00%
Ursa
4
3
75.00%
Elder Titan
4
2
50.00%
Sniper
4
1
25.00%
Timbersaw
4
0
0.00%
Dark Seer
4
0
0.00%
Outworld Devourer
4
1
25.00%
Lycan
3
1
33.33%
Troll Warlord
3
2
66.67%
Bristleback
3
0
0.00%
Dragon Knight
3
1
33.33%
Centaur
3
1
33.33%
Medusa
3
1
33.33%
Huskar
3
3
100.00%
Broodmother
3
0
0.00%
Clinkz
3
0
0.00%
Razor
2
1
50.00%
Morphling
2
0
0.00%
Brewmaster
2
0
0.00%
Viper
2
2
100.00%
Shadow Fiend
2
0
0.00%
Naga Siren
2
1
50.00%
Batrider
2
0
0.00%
Night Stalker
2
1
50.00%
Terrorblade
2
0
0.00%
Phantom Assassin
2
0
0.00%
Slark
2
0
0.00%
Beastmaster
2
1
50.00%
Wraith King
2
0
0.00%
Storm Spirit
2
1
50.00%
Sven
1
0
0.00%
Meepo
1
0
0.00%
Drow Ranger
1
1
100.00%
Spectre
1
1
100.00%
Lifestealer
1
1
100.00%
Alchemist
1
0
0.00%
Juggernaut
1
1
100.00%
Faceless Void
1
1
100.00%
Luna
1
1
100.00%
Chaos Knight
1
0
0.00%

Observer and Sentry Wards

275
Description

Double-Click to switch the currently active ward. Use: Plant the currently active ward to keep watch over an area. Observer Wards reveal their surrounding area to your team. Sentry Wards grant True Sight, the ability to see invisible enemy units and wards, to any existing allied vision within its range.

Stats
Observer Vision Range: 1600
Observer Duration (minutes): 7
Sentry True Sight Range: 850
Sentry Duration (minutes): 4
Recipe