Not on the site, found this in a text file, probably from Codemasters Project:
//No Random Battles
patch=1,EE,E00216C2,extended,00405456
patch=1,EE,20405454,extended,10000014
Here's a version with activators:
//No Random Battles
//SELECT+L1 = ON
//SELECT+L2 = OFF
patch=1,EE,E00216C2,extended,00405456
patch=1,EE,D05F1242,extended,0000FBFE
patch=1,EE,20405454,extended,10000014
patch=1,EE,D05F1242,extended,0000FEFE
patch=1,EE,20405454,extended,16C20014
//No Random Battles
patch=1,EE,E00216C2,extended,00405456
patch=1,EE,20405454,extended,10000014
Here's a version with activators:
//No Random Battles
//SELECT+L1 = ON
//SELECT+L2 = OFF
patch=1,EE,E00216C2,extended,00405456
patch=1,EE,D05F1242,extended,0000FBFE
patch=1,EE,20405454,extended,10000014
patch=1,EE,D05F1242,extended,0000FEFE
patch=1,EE,20405454,extended,16C20014