Blue Sentinel

Blue Sentinel
A powerful and durable melee attacker. When slain, grants the Crest of Insight buff.
Bounty
Gold	100
Exp	110 − 148.5 (based on monster's level)
CS	4
Statistics
Health	1800 − 3150 (based on level)
Attack damage	82 − 303 (based on level)
Attack speed	0.493
Armor	20
Magic res.	20
Mov. speed	275
Monster type	Large
Location
Initial	1:30
Respawn	5:00

For the species, see Sentinel.

The Blue Sentinel is a neutral monster on Summoner's Rift.

Kill the Blue Sentinel to receive the  Crest of Insight, a buff which grants increased mana regeneration (or energy regeneration) as well as cooldown reduction.

Notes

• Without slows, the Blue Sentinel has a movement speed of 275. When its patience runs out its movement speed is increased by 20%, to 330.

Trivia

• In terms of statistics, it is nearly identical to the Ancient Golem.
• The old icon for Crest of Insight was recycled from Tabu's Tattoo.
• The Blue Sentinel will join Popstar Ahri if she dances in front of him.
  • His dance references Open the Door by Im Chang-jung.
    • A side-by-side comparison can be seen here.
    • He shares this dance with Daisy.
      • From patch V5.22 to patch V7.9, he also shared this dance with the Rift Herald.
• Its animations have been recycled for various game assets. These include:
  • The Rift Herald from patch V5.22 to patch V7.9.
  • Daisy.
  • The Ironback brawler from Black Market Brawlers, a featured game mode.
  • The Terraburster and Alphacyte monsters from Odyssey: Extraction, a featured game mode.
  • The Walking Nexus unit and Jungle Guardian from Nexus Blitz, a featured game mode.

Patch History

V10.23

• Base armor increased to 20 at all levels from 10 / 15 / 18 / 19 / 20 (based on level).
• Base magic resistance increased to 20 at all levels from -15 / -22 / -26 / -28 / -30 (based on level).
• Base health reduced to 1800 − 3150 (based on level) from 2100 − 3675 (based on level).
• Base movement speed increased to 275 from 180.
• Removed: No longer has 20 bonus movement speed.

V10.9

• Experience increased to 170 − 229.5 (based on monster's level) from 110 − 148.5 (based on monster's level)

V10.3

• Experience reduced to 110 − 137.5 (based on monster's level) from 115 − 143.75 (based on monster's level).

V9.2

• Experience reduced to 115 − 143.75 (based on monster's level) from 115 − 180 (based on monster's level).

V8.10

• Experience reduced to 115 − 180 (based on monster's level) from 180 at all levels.

V7.22

• Experience reduced to 180 from 200.
• Initial spawn timer reduced to 1:30 from 1:40.

V7.1

• Experience reduced to 200 from 210.

V6.22

• Removed: Both Sentries.
• Removed: Restoring 25% maximum mana upon Smiting.
• Stats slightly up to compensate.
• Now has negative magic resistance.

V5.24

• Monster Base Health Growth by Level :: 100% - 200% >> 100% - 170%
• Monster Base Armor Growth by Level :: 100% - 100% >> 100% - 300%

V5.23

• Magic Resistance :: -10 >> -15
• Movement Speed :: 180 >> 150

V5.22

• Monsters spawn time changed to 15 seconds earlier (not Dragon or Baron)
• Blue and Red shove around the small monsters in their camp if those monsters get in their way of getting to their targeted champion.
• Armor reduced from 20 to 10
• Blue Sentinel's attacks can no longer critically strike
• Experience reward down from 100 to 90
• Gold reward up from 51 to 58

V5.16

• Pathing size of Blue and Red monsters moderately large >>> smaller

V5.10

• Leash Range has been reduced to 700 from 750
• Maximum leashes allowed increased to 6 from 5
• Losing Monster aggro due to being out of range now also increments its leash counter by 1.

V5.6

• Increased XP gained
• Levels 1-4 unchanged
• Levels 5-7 3% more base XP
• Levels 8-10 6% more base XP
• Level 11-18 10% more base XP

V5.1

• Soft leash limit to 5 down from 10.
• Champions receive less experience if the cleared monster camp is three levels lower than their own

V4.21

• Slightly adjusted positioning of Blue/Red buff camps.
• Gold per camp reduced by 10
• Gold per large camp added on jungle items

Units