Here is the full list of all 167 Endless Treasure Hunt achievements.
Kill 7000 enemies.
Kill 6900 enemies.
Kill 6800 enemies.
Shoot 50000 bullets.
Kill 6700 enemies.
Shoot 48000 bullets.
Kill 6600 enemies.
Kill 6500 enemies.
Shoot 46000 bullets.
Kill 6400 enemies.
Kill 6300 enemies.
Shoot 44000 bullets.
Kill 6200 enemies.
Kill 6100 enemies.
Shoot 42000 bullets.
Kill 6000 enemies.
Kill 5900 enemies.
Shoot 40000 bullets.
Kill 5800 enemies.
Kill 5700 enemies.
Shoot 38000 bullets.
Kill 5600 enemies.
Buy the submarine r45.
Buy the submarine h245.
Shoot 36000 bullets.
Kill 5500 enemies.
Kill 5400 enemies.
Shoot 34000 bullets.
Kill 5300 enemies.
Shoot 32000 bullets.
Kill 5200 enemies.
Kill 5100 enemies.
Shoot 30000 bullets.
Kill 5000 enemies.
Buy the submarine dx35.
Buy the submarine h8.
Reach 2000 meters in any modes.
Kill 4900 enemies.
Shoot 28000 bullets.
Kill 4800 enemies.
Shoot 26000 bullets.
Kill 4700 enemies.
Kill 4600 enemies.
Shoot 24000 bullets.
Kill 4500 enemies.
Buy the submarine h63.
Buy the weapon Airstrike.
Buy the weapon Plasma Wave.
Buy the skill Missiles Accuracy.
Buy the skill Attract Coins.
Buy the skill More Coins.
Buy the skill Helicopters Speed.
Kill 4400 enemies.
Shoot 22000 bullets.
Kill 4300 enemies.
Kill 4200 enemies.
Shoot 20000 bullets.
Kill 4100 enemies.
Buy the warship Tedworth.
Buy the weapon Death from Above.
Buy the weapon Massive Shockwave.
Buy the skill Missiles Damage.
Shoot 18000 bullets.
Kill 4000 enemies.
Kill 3900 enemies.
Shoot 16000 bullets.
Kill 3800 enemies.
Buy the skill Missiles Speed.
Buy the warship Blaze.
Kill 3700 enemies.
Kill 3600 enemies.
Kill 3500 enemies.
Kill 3400 enemies.
Reach 1900 meters in any modes.
Reach 1800 meters in any modes.
Reach 1700 meters in any modes.
Reach 1600 meters in any modes.
Shoot 14000 bullets.
Kill 3300 enemies.
Reach 1500 meters in any modes.
Kill 3200 enemies.
Kill 3100 enemies.
Kill 3000 enemies.
Shoot 12000 bullets.
Kill 2900 enemies.
Kill 2800 enemies.
Shoot 8000 missiles.
Shoot 7600 missiles.
Kill 2700 enemies.
Reach 1400 meters in any modes.
Reach 1300 meters in any modes.
Shoot 7200 missiles.
Kill 2600 enemies.
Shoot 6800 missiles.
Kill 2500 enemies.
Shoot 6400 missiles.
Shoot 10000 bullets.
Kill 2400 enemies.
Shoot 6000 missiles.
Shoot 5400 missiles.
Kill 2300 enemies.
Buy the weapon Deadly Laser.
Buy the weapon Missile Barrage.
Buy the submarine b03.
Kill 2200 enemies.
Kill 2100 enemies.
Shoot 8000 bullets.
Buy the weapon Support Drone.
Buy the skill Propeller.
Buy the weapon Homing Missile.
Kill 2000 enemies.
Shoot 5200 missiles.
Kill 1900 enemies.
Buy the weapon Missile Rubber Dinghy.
Buy the weapon Machinegun Rubber Dinghy.
Kill 1800 enemies.
Shoot 6000 bullets.
Buy the warship Olympus.
Kill 1700 enemies.
Kill 1600 enemies.
Kill 1500 enemies.
Shoot 4000 bullets.
Kill 1400 enemies.
Kill 1300 enemies.
Shoot 4800 missiles.
Shoot 4400 missiles.
Kill 1200 enemies.
Kill 1100 enemies.
Shoot 2000 bullets.
Kill 1000 enemies.
Buy the skill Bullet Speed.
Kill 900 enemies.
Shoot 4000 missiles.
Kill 800 enemies.
Shoot 3600 missiles.
Buy the skill Speed.
Kill 700 enemies.
Shoot 3200 missiles.
Buy the submarine b02.
Kill 600 enemies.
Shoot 2800 missiles.
Shoot 2400 missiles.
Kill 500 enemies.
Kill 400 enemies.
Reach 1200 meters in any modes.
Reach 1100 meters in any modes.
Reach 1000 meters in any modes.
Shoot 2000 missiles.
Reach 900 meters in any modes.
Kill 300 enemies.
Shoot 1600 missiles.
Reach 800 meters in any modes.
Shoot 1200 missiles.
Reach 700 meters in any modes.
Kill 200 enemies.
Shoot 800 missiles.
Reach 600 meters in any modes.
Kill 100 enemies.
Shoot 400 missiles.
Reach 500 meters in any modes.
Reach 400 meters in any modes.
Reach 300 meters in any modes.
Reach 200 meters in any modes.
Reach 100 meters in any modes.