Credits:

YeahPotato (Z-Move)

Yak Attack (Max Moves)

How To

Z-Moves

Change 145132C from 34 to 00 

Change 145133E from C0 46 to 00 00

Max-Moves

Change 1464B8E from 66 to 00 

Change 1464BA0 from E7 FC FF FF to 00 00 00 00

Change 1464BA6 from 41 to 00

Change 1464BB8 from C2 FC FF FF to 00 00 00 00

Happy Hacking!