Here is the full list of all 15 Block Legend DX achievements.
Get an 5 combo.
Meet all NPCs.
Clear 15 tiles in a single move.
Survive 10 consecutive stages.
Unlock 20 equipment.
Unlock 20 items.
Clear a dungeon.
Clear 10000 Blocks.
Clear 20000 Blocks.
Encounter all monsters
Reach level 20.
Score 100000 points.
Unlock all regions.
Unlock all characters.
Win 10 times versus CPU on 5 stars.