Verto

1. 
   Destroy 50,000 blocks

   Destroy 50,000 blocks
   5.5%
2. 
   2,500 Grid Rotations

   Rotate the grid 2,500+ times
   11%
3. 
   Largest Combined Combo 75

   Destroy 75+ blocks in one clear
   11%
4. 
   Single Color Combo 33

   Destroy 33+ blocks of one color on a clear
   11%
5. 
   Longest Play Time 15:00 +

   Play one round for 15+ minutes
   11%
6. 
   100,000 Points in a Round

   Reach a score of 100,000 in one play session
   11%
7. 
   5,000 Red Blocks

   Destroy 5,000 Red Blocks
   11%
8. 
   5,000 Green Blocks

   Destroy 5,000 Green Blocks
   11%
9. 
   5,000 Blue Blocks

   Destroy 5,000 Blue Blocks
   11%
10. 
    2,500 Yellow Blocks

    Destroy 2,500 Yellow Blocks
    11%
11. 
    2,500 Purple Blocks

    Destroy 2,500 Purple Blocks
    11%
12. 
    2,500 Orange Blocks

    Destroy 2,500 Orange Blocks
    11%
13. 
    1,500 Pink Blocks

    Destroy 1,500 Pink Blocks
    11%
14. 
    1,500 White Blocks

    Destroy 1,500 White Blocks
    11%
15. 
    1,500 Black Blocks

    Destroy 1,500 Black Blocks
    11%

Names, descriptions and icons are the game’s own, as Steam publishes them; the share is how many owners have unlocked each, from Steam's global figures for 15 of them.