Flash Grenade

Flash GrenadeAttack, AoE, Projectile, Grenade
Tier: 3
Level: (1-20)
Cost: (7-53) Mana
Cooldown Time: 5.00 sec
Can Store 1 Use(s)
Attack Speed: 75% of base
Attack Damage: (100-408)% of baseRequires: CrossbowFire a bouncing Grenade that unleashes a Blinding, Stunning explosion when its fuse expires.Detonation Time is 0.85 seconds
Blinds Enemies
500% more Stun buildup
Explosion radius is (2.6-3.3) metres

Additional Effects From 1-20% Quality:
(1-20)% increased Cooldown Recovery RateSkills can be managed in the Skills Panel.

Acquisition
Drop restricted
It can be obtained by engraving an Uncut Skill Gem.Metadata
Item class: Skill Gem
Metadata ID: Metadata/Items/Gem/SkillGemFlashGrenade

Flash Grenade is a grenade skill that requires a crossbow. It fires a grenade projectile that explodes after the fuse duration, dealing damage in an area with increased Stun buildup and applying Blind.

Gem level progression

Level				Mana Cost	Attack Damage
1	0	0	0	7	100%
2	3	0	0	9	110%
3	6	9	9	10	122%
4	10	13	13	11	133%
5	14	17	17	13	145%
6	18	20	20	15	157%
7	22	24	24	16	170%
8	26	28	28	18	182%
9	31	32	32	20	193%
10	36	37	37	22	205%
11	41	41	41	25	219%
12	46	46	46	27	233%
13	52	51	51	30	249%
14	58	57	57	32	266%
15	64	62	62	35	285%
16	66	64	64	38	305%
17	72	70	70	42	328%
18	78	75	75	45	352%
19	84	80	80	49	379%
20	90	86	86	53	408%

Recommended support gems

The following support gems are recommendations by GGG as listed in-game, and do not necessarily reflect optimal combinations or the views of the wiki.

Gem tier	Support gems
I	Brutality IBrutality ISupport, Physical Category: Brutality Tier: 1 Cost & Reservation Multiplier: 120%Support Requirements: +5 StrSupports any skill that deals damage, boosting its Physical damage at the expense of all other Damage Types.Supported Skills deal 25% more Physical Damage Supported Skills deal no Chaos Damage Supported Skills deal no Elemental DamagePlace into a Skill's Support Gem socket in the Skills Panel to apply its effects to that Skill. You cannot have multiple Support Gems of the same Category socketed within one Skill.	Multishot IMultishot ISupport, Projectile Category: Additional Projectiles Tier: 1Support Requirements: +5 DexSupports Projectile skills, making them fire extra Projectiles. Also lowers Attack and Cast speed of supported skills, as well as lessening their damage.Supported Skills deal 35% less Damage Supported Skills fire 2 additional Projectiles Supported Skills have 20% less Skill SpeedPlace into a Skill's Support Gem socket in the Skills Panel to apply its effects to that Skill. You cannot have multiple Support Gems of the same Category socketed within one Skill.	Pin IPin ISupport, Physical Category: Pin Tier: 1Support Requirements: +5 DexSupports any skill that Hits enemies, allowing its Physical damage to Pin enemies but making it unable to Stun.Modifiers to Stun Buildup for Supported Skills instead apply to Pin Buildup Supported Skills cannot cause Stun Buildup Physical Damage from Supported Skill is PinningPlace into a Skill's Support Gem socket in the Skills Panel to apply its effects to that Skill. You cannot have multiple Support Gems of the same Category socketed within one Skill.
II	Blind IBlind ISupport Category: Blind Tier: 2 Cost & Reservation Multiplier: 110%Support Requirements: +5 DexSupports any skill that Hits enemies, causing them to Blind on Hit.Supported Skills Blind Enemies on HitPlace into a Skill's Support Gem socket in the Skills Panel to apply its effects to that Skill. You cannot have multiple Support Gems of the same Category socketed within one Skill.	Multishot IIMultishot IISupport, Projectile Category: Additional Projectiles Tier: 2Support Requirements: +5 DexSupports Projectile skills, making them fire extra Projectiles. Also lowers Attack and Cast speed of supported skills, as well as lessening their damage.Supported Skills deal 25% less Damage Supported Skills fire 2 additional Projectiles Supported Skills have 20% less Skill SpeedPlace into a Skill's Support Gem socket in the Skills Panel to apply its effects to that Skill. You cannot have multiple Support Gems of the same Category socketed within one Skill.	Short Fuse IShort Fuse ISupport Category: Short Fuse Tier: 2 Cost & Reservation Multiplier: 115%Support Requirements: +5 StrSupports Skills which Detonate after some amount of time has elapsed, shortening the time before Detonation.Supported Skills have 40% less Detonation TimePlace into a Skill's Support Gem socket in the Skills Panel to apply its effects to that Skill. You cannot have multiple Support Gems of the same Category socketed within one Skill.
III	Adhesive Grenades IIAdhesive Grenades IISupport, Grenade Category: Adhesive Grenades Tier: 3Support Requirements: +5 DexSupports Grenade Skills. Grenades from Supported Skills do not bounce, instead halting movement where they intially land.Supported Grenade Skills stop where they initially landPlace into a Skill's Support Gem socket in the Skills Panel to apply its effects to that Skill. You cannot have multiple Support Gems of the same Category socketed within one Skill.	Cooldown Recovery ICooldown Recovery ISupport Category: Cooldown Recovery Tier: 3 Cost & Reservation Multiplier: 130%Support Requirements: +5 DexSupports skills with Cooldowns, increasing the rate at which those Cooldowns Recover. Cannot modify the skills of minions.Supported Skills have 25% increased cooldown recovery ratePlace into a Skill's Support Gem socket in the Skills Panel to apply its effects to that Skill. You cannot have multiple Support Gems of the same Category socketed within one Skill.	Magnified Area IIMagnified Area IISupport, AoE Category: Increased Area of Effect Tier: 3 Cost & Reservation Multiplier: 130%Support Requirements: +5 IntSupports any skill with an area of effect, making it larger at the cost of damage.Supported Skills have 45% increased Area of Effect Supported Skills deal 10% less Area DamagePlace into a Skill's Support Gem socket in the Skills Panel to apply its effects to that Skill. You cannot have multiple Support Gems of the same Category socketed within one Skill.
IV	Long Fuse ILong Fuse ISupport Category: Long Fuse Tier: 4Support Requirements: +5 StrSupports Skills which have a Detonation Time, causing those Skills to have much higher Detonation Time and detonation damage.Supported Skills have 50% increased Detonation Time Grenades from Supported Skills cannot explode before the end of their Detonation Time Detonations from supported Skills deal 30% more DamagePlace into a Skill's Support Gem socket in the Skills Panel to apply its effects to that Skill. You cannot have multiple Support Gems of the same Category socketed within one Skill.	PayloadPayloadSupport, Grenade Category: Payload Tier: 4Support Requirements: +5 DexSupports Skills which fire Grenades, giving fired Grenades a chance to activate again, but lengthening their cooldowns.Supported Skills have 70% reduced Cooldown Recovery Rate Grenades fired by Supported Skills have 50% chance to activate a second timePlace into a Skill's Support Gem socket in the Skills Panel to apply its effects to that Skill. You cannot have multiple Support Gems of the same Category socketed within one Skill.	Short Fuse IIShort Fuse IISupport Category: Short Fuse Tier: 4 Cost & Reservation Multiplier: 115%Support Requirements: +5 StrSupports Skills which Detonate after some amount of time has elapsed, massively shortening the time before Detonation at the cost of Damage.Supported Skills have 80% less Detonation Time Supported Skills deal 30% less DamagePlace into a Skill's Support Gem socket in the Skills Panel to apply its effects to that Skill. You cannot have multiple Support Gems of the same Category socketed within one Skill.
V	Brutality IIIBrutality IIISupport, Physical Category: Brutality Tier: 5 Cost & Reservation Multiplier: 120%Support Requirements: +5 StrSupports any skill that deals damage, boosting its Physical damage at the expense of all other Damage Types, as well as giving Hits from that skill a chance to ignore Physical Damage reduction.Supported Skills deal 30% more Physical Damage Supported Skills deal no Chaos Damage Supported Skills deal no Elemental Damage Hits with Supported Skills have 20% chance to ignore Enemy Physical Damage reductionPlace into a Skill's Support Gem socket in the Skills Panel to apply its effects to that Skill. You cannot have multiple Support Gems of the same Category socketed within one Skill.	Long Fuse IILong Fuse IISupport Category: Long Fuse Tier: 5Support Requirements: +5 StrSupports Skills which have a Detonation Time, causing those Skills to have much higher Detonation Time and detonation damage.Supported Skills have 70% increased Detonation Time Grenades from Supported Skills cannot explode before the end of their Detonation Time Detonations from supported Skills deal 35% more DamagePlace into a Skill's Support Gem socket in the Skills Panel to apply its effects to that Skill. You cannot have multiple Support Gems of the same Category socketed within one Skill.	Second Wind IIISecond Wind IIISupport Category: Second Wind Tier: 5 Cost & Reservation Multiplier: 150%Support Requirements: +5 DexSupports skills with cooldowns, giving them extra uses of that cooldown and causing them to restore Life on use. Cannot support instant or triggered skills, or modify the skills of minions.Supported Skills have 40% less Cooldown Recovery Rate Restore 2% of maximum Life on use per one second cooldown of Supported Skills Supported Skills have twice as many Cooldown UsesPlace into a Skill's Support Gem socket in the Skills Panel to apply its effects to that Skill. You cannot have multiple Support Gems of the same Category socketed within one Skill.

Item acquisition

Flash Grenade has restrictions on where or how it can drop.

It can be obtained by engraving an Uncut Skill Gem.

Alternate skill effects

Flash Grenade has the following alternate skill effects:

Item	Description

Version history

Version	Changes
0.2.0g	Flash Grenade can no longer blind the user or their Allies.
0.2.0	Many Skills have had their base damage and/or damage growth per level rebalanced. Most of these changes are not specifically mentioned below as the changes are too widespread. The mana cost for all Attacks, Marks and Warcries has been reduced, most notably at higher Gem levels. Flash Grenade now has 500% more Stun Buildup (previously 400%). Removed "Duration" gem tag.[Undocumented]
0.1.0	Introduced to the game.