Complete the indicated task to unlock the achievement.

Achievement	How to unlock
AR Gold	Defeat 150 enemies using your assault rifle.
AR Silver	Defeat eighty enemies using your assault rifle.
Auto-Tracking	Unlock "Blade Slash Whirlwind: Lv.3".
Battle-hardened	Sever fifty enemy limbs using weapons or skills.
Battlefield Veteran	Kill the Giant King.
Bitter Rivals	Clear the game on "Revenge" difficulty.
Bullseye	Destroy five enemy vehicles with missiles during the car chase.
Burning Bridges	Kill the Six-armed Emperor.
Eagle-eye	Use "Defend" to deflect twenty enemy bullets.
Extreme Skills	Activate "Counter" fifty times.
Fallen General	Kill the Tian Yu Emperor.
Flames in the Sky	Unlock "Rocket Punch: Lv.3".
Get Richer	Acquire fifty "Reliquaries".
Get Richest	Acquire hundred "Relics".
Get Rich	Acquire twenty "Reliquaries".
HG Gold	Defeat hundred enemies using your handgun.
HG Silver	Defeat fifty enemies using your handgun.
Herculean Strength	Defeat 150 enemies using any skill.
Infinite	Clear the game on "Hell" difficulty.
Invulnerable	Activate "Counter" hundred times.
Matchless Warrior	Sever hundred enemy limbs using weapons or skills.
None Shall Survive	Assassinate fourteen people without being spotted by the enemy in the "Surrounded" infiltration mission.
Peerless Warrior	Defeat eighty enemies using any skill.
Power Balance	Defeat the Tian Yu Emperor.
Restoration	Clear the game.
SG Gold	Defeat 150 enemies using your shotgun.
SG Silver	Defeat eighty enemies using your shotgun.
SR Gold	Defeat hundred enemies using your sniper rifle.
SR Silver	Defeat fifty enemies using your sniper rifle.
The Heat is On	Defeat twenty enemies using flame-type weapons or skills.