Achilles is a Technick in Final Fantasy XII. Its license costs 40 License Points. Achilles causes a target to be weak against a random element, however, most enemies are immune to its effects. The Technick can be bought at Rabanastre, Nalbina and Jahara for 8,800 gil.

In the International Zodiac Job System version, the Technick is found in a chest in the No. 4 Cloaca Spur area in the Garamsythe Waterway. It can be used by the job classes Archer, Machinist, Monk, Uhlan and White Mage.