Attack Opening

Attack Opening Icon of the Atk Opening 1 skill in Heroes.

Type(s) Passive (Type C) Game(s) Heroes

Attack Opening is a three-tiered passive type C skill which debuted in Fire Emblem Heroes; the individual tiers of the skill are known as Atk Opening 1, Atk Opening 2, and Atk Opening 3 in order from lowest to highest. Units with an Atk Opening skill takes the strongest unit on the field other than the user and further boosts their Attack for the turn at the start of the user's phase; the size of the Attack boost presumably increases with the skill's tier.

Data

Game	Icon	Effect	Activation	Capacity	Notes
Heroes (Atk Opening 1)		At start of user's phase, boosts the Attack of non-user ally with highest Attack by +2 for the turn.	--	--	Cost: 60 SP
Heroes (Atk Opening 2)		At start of user's phase, boosts the Attack of non-user ally with highest Attack by +4 for the turn.	--	--	Cost: 120 SP
Heroes (Atk Opening 3)		At start of user's phase, boosts the Attack of non-user ally with highest Attack by +6 for the turn.	--	--	Cost: 240 SP

Availability

Heroes

Units

Eirika: Gentle as Snow

Etymology and other languages

Names, etymology and in other regions
Language	Name	Definition, etymology and notes
English	Atk Opening 1 Atk Opening 2 Atk Opening 3

See also

Passive skills in Heroes

Type A skills Aether Raids-Defensive Attack/Resistance • Aether Raids-Defensive Speed/Defense • Aether Raids-Offensive Attack/Defense • Aether Raids-Offensive Attack/Speed • Armored Blow • Attack + • Attack/Defense + • Attack/Defense Bond • Attack/Defense Push • Attack/Defense Solo • Attack/Resistance • Attack/Resistance Bond • Attack/Resistance Solo • Attack/Speed • Attack/Speed Bond • Attack/Speed Push • Blue Duel Flying • Bonus Doubler • Bracing Blow • Bracing Stance • Brazen Attack/Defense • Brazen Attack/Resistance • Brazen Attack/Speed • Brazen Defense/Resistance • Close Counter • Close Defense • Colorless Duel Infantry • Darting Blow • Darting Stance • Death Blow • Defense + • Defense/Resistance Bond • Defense/Resistance Solo • Defense/Resistance • Defiant Attack • Defiant Defense • Defiant Resistance • Defiant Speed • Distant Counter • Distant Defense • Dragonskin • Earth Boost • Fierce Breath • Fierce Stance • Fire Boost • Flashing Blade • Fortress Defense • Fortress Defense/Resistance • Fortress Resistance • Fury • Grani's Shield • Green Duel Flying • Green Duel Infantry • Heavy Blade • HP + • HP/Attack • HP/Defense • HP/Resistance • HP/Speed • Iote's Shield • Kestrel Stance • Laws of Sacae • Life and Death • Mirror Stance • Mirror Strike • Ostian Counter • Red Duel Flying • Resistance + • Sorcery Blade • Speed + • Speed/Defense • Speed/Defense Bond • Speed/Defense Solo • Speed/Resistance • Speed/Resistance Bond • Steady Blow • Steady Breath • Steady Stance • Sturdy Blow • Sturdy Impact • Sturdy Stance • Svalinn Shield • Swift Sparrow • Swift Stance • Swift Strike • Triangle Adept • Warding Blow • Warding Breath • Warding Stance • Water Boost • Wind Boost Type B skills Aerobatics • Attack Feint • Attack/Defense Link • Attack/Resistance Link • Attack/Speed Link • Axebreaker • Beorc's Blessing • Binding Shield • Blaze Dance • Blue Tomebreaker • Bold Fighter • Bowbreaker • Brash Assault • Bushido • Cancel Affinity • Chill Attack • Chill Defense • Chill Resistance • Chill Speed • Chilling Seal • Crusader's Ward • Daggerbreaker • Dazzling Staff • Defense Feint • Defense/Resistance Link • Desperation • Disarm Trap • Double Lion • Drag Back • Dull Close • Dull Ranged • Earth Dance • Escape Route • Fireflood Dance • Firestorm Dance • Flier Formation • Follow-Up Ring • Freezing Seal • Gale Dance • Geyser Dance • Green Tomebreaker • Guard • Hit and Run • Knock Back • Lancebreaker • Live for Bounty • Live for Honor • Live to Serve • Lunge • Mystic Boost • Null C-Disrupt • Null Follow-Up‎ • Obstruct • Pass • Poison Strike • Quick Riposte • Recover Ring • Red Tomebreaker • Renewal • Resistance Feint • Rockslide Dance • S Drink • Sabotage Attack • Sabotage Resistance • Sacae's Blessing • Seal Attack • Seal Attack/Defense • Seal Attack/Speed • Seal Defense • Seal Defense/Resistance • Seal Resistance • Seal Speed • Seal Speed/Defense • Shield Pulse • Solar Brace • Special Fighter • Speed Feint • Speed/Defense Link • Speed/Resistance Link • Sudden Panic • Swordbreaker • Torrent Dance • Vantage • Vengeful Fighter • Warp Powder • Wary Fighter • Watersweep • Windsweep • Wings of Mercy • Wrath • Wrathful Staff Type C skills Air Orders • Armor March • Attack Opening • Attack Ploy • Attack Smoke • Attack Tactic • Axe Experience • Axe Valor • Beast Experience • Beast Valor • Blue Tome Experience • Blue Tome Valor • Bow Experience • Bow Valor • Breath of Life • Chaos Named • Close Guard • Dagger Valor • Defense Opening • Defense Ploy • Defense Smoke • Defense Tactic • Distant Guard • Divine Fang • Dragon Valor • Drive Attack • Drive Defense • Drive Resistance • Drive Speed • Even Attack Wave • Even Defense Wave • Even Resistance Wave • Even Speed Wave • Flier Guidance • Fortify Armor • Fortify Beasts • Fortify Cavalry • Fortify Defense • Fortify Dragons • Fortify Fliers • Fortify Resistance • Glare • Goad Armor • Goad Beasts • Goad Cavalry • Goad Dragons • Goad Fliers • Green Tome Experience • Green Tome Valor • Ground Orders • Guidance • Hone Armor • Hone Attack • Hone Beasts • Hone Cavalry • Hone Dragons • Hone Fliers • Hone Speed • Human Virtue • Infantry Flash • Infantry Pulse • Infantry Rush • Joint Hone Speed • Lance Valor • Odd Attack Wave • Odd Defense Wave • Odd Resistance Wave • Odd Speed Wave • Ostia's Pulse • Panic Ploy • Pulse Smoke • Red Tome Experience • Red Tome Valor • Resistance Opening • Resistance Ploy • Resistance Smoke • Resistance Tactic • Savage Blow • Solitary Dream • Speed Opening • Speed Ploy • Speed Smoke • Speed Tactic • Spur Attack • Spur Attack/Defense • Spur Attack/Resistance • Spur Attack/Speed • Spur Defense • Spur Defense/Resistance • Spur Resistance • Spur Speed • Spur Speed/Defense • Spur Speed/Resistance • Staff Valor • Surtr's Menace • Sword Experience • Sword Valor • Threaten Attack • Threaten Defense • Threaten Resistance • Threaten Speed • Upheaval • Ward Armor • Ward Beasts • Ward Cavalry • Ward Dragons • Ward Fliers • With Everyone! Sacred Seals Armored Boots • Attack Ploy • Attack + • Attack/Defense Bond • Attack/Defense + • Attack/Speed • Attack/Speed Bond • Attack Smoke • Blaze Dance • Brash Assault • Brazen Attack/Resistance • Breath of Life • Chill Attack • Close Defense • Darting Stance • Defense Ploy • Defense + • Defense Tactic • Deflect Magic • Deflect Melee • Deflect Missile • Distant Defense • Drive Attack • Drive Defense • Drive Resistance • Drive Speed • Earth Dance • Embla's Ward • Even Resistance Wave • Fierce Stance • Flashing Blade • Flier Formation • Fortify Defense • Fortify Resistance • Fortress Defense • Fortress Resistance • Gale Dance • Guidance • Hardy Bearing • Heavy Blade • Hone Attack • Hone Speed • HP + • HP/Resistance • HP/Speed • Initiate Seal Attack • Initiate Seal Defense • Initiate Seal HP • Initiate Seal Resistance • Initiate Seal Speed • Iote's Shield • Live to Serve • Múspellflame • Obstruct • Panic Ploy • Phantom Speed • Poison Strike • Quick Riposte • Quickened Pulse • Resistance Ploy • Resistance + • Resistance Tactic • Røkkr • Savage Blow • Seal Attack • Seal Speed • Sparkling Boost • Speed Ploy • Speed + • Speed/Defense • Speed/Resistance Bond • Speed Smoke • Spur Attack • Spur Defense • Spur Defense/Resistance • Spur Resistance • Spur Speed • Squad Ace A • Squad Ace B • Squad Ace C • Squad Ace D • Squad Ace E • Squad Ace F • Squad Ace G • Squad Ace H • Squad Ace I • Squad Ace J • Squad Ace K • Squad Ace L • Squad Ace M • Squad Ace N • Squad Ace O • Squad Ace P • Squad Ace Q • Squad Ace R • Squad Ace S • Squad Ace T • Squad Ace U • Squad Ace V • Squad Ace W • Threaten Attack • Threaten Defense • Threaten Resistance • Threaten Speed • Warding Stance • Water Boost • Wind Boost