Press E To Change Block, Hold Down Any Mouse Button To Draw.
Warning: Putting b:0 WILL NOT WORK. Only Putting Just The Base ID (b) Will Work. Note: This Rule Is Ignored If The ID Has Multiple Var IDs. The Id Structure Works Like This: b:v With b Being The Base ID And v Being The Variation ID There Can Be Multiple Var IDs In One ID. ID 0:v: Normal Pixel 0 / Default: Red 1. White 2. Green 3. Cyan 4. Blue 5. Yellow 6. Orange 7. Purple 8. Magenta 9. Pink 10. D. Green 11. Grey 12. L. Grey 13. D. Grey 14. Black / Eraser 15. Turqoise 16. Brown 17. Outline 1:v: Slab Pixel Same Variations As Normal Pixels I Might Add More Blocks In The Future So... Yea.