BTS Bombs are available after Level 9.
Use 10 Power-ups in the puzzles to activate a BTS Bomb. 💜

When a BTS Bomb activates, the members will show up on screen and detonate 4X5 blocks, and help you complete your mission.
Combine Power-ups to use BTS Bombs faster.

Don’t give up! A BTS Bomb will appear and save you.