Assassin ' s Dagger ( weapon ) The Assassin ' s Dagger , also called Assassin Dagger or Assassin , is a recurring dagger in the " Final Fantasy " series . It is often among the stronger weapons for Thieves and Ninja and inflicts instant death on its targets . Due to this , the weapon proves ineffective against undead enemies , often restoring them to full health . Appearances . " Final Fantasy " . The Assassin Dagger casts Kill on hit , and boosts 30 Attack , 40 Accuracy , 10 Evasion , 3 Agility , and 2 Intelligence . It can be used by all classes except Monk , and is found in the Whisperwind Cove . " Final Fantasy IV " . The SNES version was simply called Assassin , but in later release it was called Assassin Dagger and is the weaker version of the Assassin ' s Dagger introduced in the GBA version . The weak version has an Attack power of 29 , Accuracy of 55 % , + 5 Strength , + 5 Agility , + 5 Stamina , - 10 Intelligence , and - 10 Spirit . The weapon can also inflict instant death . This dagger was dummied out and cannot be obtained via normal means . The weapon can still be found within the data of recent " Final Fantasy IV " versions . The second Assassin ' s Dagger can be dropped by the Chaotic Knight or bought in the Lunar Ruins . It is the strongest dagger , boosting 130 Attack , as well as 49 Accuracy and + 15 Agility . It has a chance to inflict instant death on hit . It only appears in the " Advance " and " " versions . The weapon is bugged in the North American and original Japanese releases of the " Advance " version , and does not inflict Death on hit . The bug was fixed in the second Japanese release and the European ports . Both version of the Assassin ' s Dagger are metallic weapons . In the " Easy Type " version , it was renamed to Combat Knife . The returns as a high - ranked dagger that provides 85 Attack and 40 % Accuracy . It is found in the Depths after defeating Lich . A similar weapon , named the , exists in the game ' s code , but was dummied out . It would have been equipped by Cecil , Ceodore , Kain , Rosa , Golbez , Rydia , Palom , Edward , Calca and Brina . " Final Fantasy V " . The Assassin ' s Dagger is one of the twelve Sealed Weapons . It has a 25 % chance to cause instant death on a hit , and boasts 78 attack and + 1 Speed . " Final Fantasy VI " . Assassin ' s Dagger can be found in the Cave to the Sealed Gate in a chest to the right of the cave ' s entrance . It has an attack power of 106 , + 3 Speed , + 2 Magic , and has the chance to inflict Instant Death . It also enables the Runic command , can also be metamorphed from Ninja , Covert , and Outsider , or won in the Dragon ' s Neck Coliseum by betting the Valiant Knife and defeating a Baalzephon enemy . Betting the Assassin ' s Dagger will net the player a Swordbreaker if they defeat a Test Rider . The weapon is affected by the Capture glitch . " Final Fantasy X " . Auron ' s katana is named the Assassin Blade when equipped with the Deathstrike ability . " Final Fantasy XII " . The Assassin ' s Dagger can be used with the Daggers 2 license for 20 LP . It provides + 25 Attack , + 5 Speed , and has a 5 % chance of instant death on hit . Assassin ' s Dagger is among the slowest daggers with 2 . 06s charge and 1 . 2s action time , but it is still faster than all other types of weapons , apart from Ninja Swords . It is sold in Bhujerba and Rabanastre for 1 , 400 gil . In the " International Zodiac Job System " , only the Shikari class is able to equip the Assassin ' s Dagger . It is equipped via the Daggers 2 license for 20 LP . " Final Fantasy XV " . Daggers can be equipped by Noctis and Ignis . " Final Fantasy Tactics " . The Assassin ' s Dagger costs 5 , 000 gil , and instead of causing instant death , like its former appearances , it causes the Doom status . It has 7 Attack and 5 % Defense . " Final Fantasy Type - 0 " . The Assassin ' s Daggers are the second strongest weapon for Rem . They provide 59 Attack Power and have a 10 % chance of inflicting Instant Death . They can be bought at the shop in the Armory for 60 , 000 gil after clearing United Front mission on Finis difficulty . In the PSP version , they can also be obtained by exchanging for 10 tickets on the Square Enix Members site . Assassin Dagger is a level 45 dagger that provides + 38 Attack and is bought for 680 gil . " Bravely Default " . The Assassin Dagger can be purchased in Eternia for 10 , 000 pg . It increases P . ATK by + 29 and has a 25 % chance of inflicting Instant Death . " Dissidia Final Fantasy " . The Assassin ' s Dagger is a level 64 dagger that adds 43 to Attack and increases the EX Gauge by 20 % at the start of the battle . It can be obtained by trading 19 , 610 gil , a Main Gauche , Mammoth Tusk x3 , and Transmogridust x4 . " Dissidia 012 Final Fantasy " . The Assassin ' s Dagger is now at level 30 and increases ATK + 38 , DEF + 2 , and fills the player ' s EX bar by + 10 % at the start of a battle . It can be obtained by trading 61 , 000 gil , a Main Gauche , and an Unknown ' s Bone . " Final Fantasy All the Bravest " . Assassin ' s Dagger grants + 5 to Attack . It can be equipped by Thief , Dancer , Locke , and Rinoa . Non - " Final Fantasy " appearances . Seiken Densetsu 3 . The Deathstroke is the ultimate weapon for Hawkeye should he take the Dark - most class of the Ninja , the Nightblade , a Thief class that has taken the arts of the ninja into a renegade path of a professional killer . It is an elongated jet black miserecorde like dagger , with tarnished brass mouthpieces , a fleshy leather like material for its handle , and another smaller blade at its pommel . It is a dagger made of materials that when exposed to darkness , completely absorbs all light and blends into shade , hiding its presence completely . Its lethality is further realized through its blade design , allowing it to cut and pierce into its victims without effort , making it perfect for assassinations .