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