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