100% works save the game before your upgrade back to normal
STEP (A)
1. Go to BYM and open up Cheat Engine 5.6.1, 6.0
2. Click a liitle computer icon.
3. A list of processes is going to open up.
4. If you have "Mozilla Firefox" as your browser select: "plugin-container.exe", if you have "Opera" as you browser select: "opera.exe", if you have "Google Chrome" as your browser select the last "chrome.exe" at the list.
5. Set the "Value type" to "Arrays of Bytes"
6. Check "Also scan read-only memory"
7. Put this code in: 8B 8A C0 00 00 00 8D 55 84 and Click "First Scan"
8. After the Scan is done, on the left side there should be a list with one item in it.
9. Right click that item.
10. When a list of command opens. You should click "Browse this memory region"
11. Now a list of strange digits and letters should open up. There is going to be a selected "mov ecx,[edx+000000C0]" change that "mov ecx,[edx+000000C0]" to "mov ecx,[edx+000000B0]" double clicking it.
12. Close that windows and go back to Cheat Engine
STEP (B)
13. Click "New Scan"
14. Put this code in 74 05 8B 45 08 EB 1D 8B and Click "First Scan"
15. After the Scan is done, on the left side there should be a list with one item in it.
16. Right click that item.
17. When a list of command opens. You should click "Browse this memory region"
18. Now a list of strange digits and letters should open up. There is going to be a selected "je XXXXXXXX" change that "je" to "jg" double clicking it.
19. Go to Backyard Monsters and you will see your building are upgrading Mega Rapid!!
20. When there is less than 5 minutes remaining speed up the upgrading for free or won't work!