Here is the full list of all 24 Block Survival: Legend of the Lost Islands achievements.
Upgraded a weapon to maximum level
Reached the island of the Aztecs.
Killed 400 enemies.
Kill 20 enemies while they're on fire. Burn baby, burn!
Collect one thousand gold cubes
Defeat your first Island King.
Killed 100 enemies, which is a full company, but not the business kind.
Dust doesn't taste too good, does it?
Killed 50 enemies, which may or may not include Charlie Sheen
Because you bought grenades! Or maybe not. Either way, here's an achievement for your first purchase from the Store Guy!
Upgraded a weapon for the first time
Open your first treasure chest
Craft an item that you do not have a recipe for
Craft your first usable item.
Craft your first weapon.
Get your first recipe
Game on!
Escaped the Lost Islands
Watched the complete credits. Thank you so much for playing the game!
Reached the dinosaur island
Reached the volcanic island
Broke reality
Start a game of New Game +
Finished a game of New Game+