It doesn't unlock the gallery, so it most likely saves the gallery in registry
Edit: It does, in HKEY_CURRENT_USER\SOFTWARE\DefaultCompany\Paladin's Revenge. You'll have to add new registry values to unlock each animations
In C:\Users\{username}\AppData\LocalLow\DefaultCompany\Paladin's Revenge\
Reg edit file for the lazy (it automatically adds registry values), save that in notepad as .reg file and run.
Windows Registry Editor Version 5.00
[HKEY_CURRENT_USER\SOFTWARE\DefaultCompany\Paladin's Revenge]
"AnimKey_2_h3508813460"=dword:00000001
"AnimKey_5_h3508813459"=dword:00000001
"AnimKey_3_h3508813461"=dword:00000001
"AnimKey_1_h3508813463"=dword:00000001
"AnimKey_6_h3508813456"=dword:00000001
"AnimKey_4_h3508813458"=dword:00000001
"AnimKey_7_h3508813457"=dword:00000001
"AnimKey_0_h3508813462"=dword:00000001
"AnimKey_15_h4121694530"=dword:00000001
"AnimKey_10_h4121694535"=dword:00000001
"AnimKey_14_h4121694531"=dword:00000001
"AnimKey_12_h4121694533"=dword:00000001
"AnimKey_9_h3508813471"=dword:00000001
"AnimKey_8_h3508813470"=dword:00000001
"AnimKey_11_h4121694534"=dword:00000001
"AnimKey_13_h4121694532"=dword:00000001
"AnimKey_23_h4121694503"=dword:00000001
"AnimKey_16_h4121694529"=dword:00000001
"AnimKey_21_h4121694501"=dword:00000001
"AnimKey_18_h4121694543"=dword:00000001
"AnimKey_20_h4121694500"=dword:00000001
"AnimKey_22_h4121694502"=dword:00000001
"AnimKey_19_h4121694542"=dword:00000001
"AnimKey_17_h4121694528"=dword:00000001
"AnimKey_26_h4121694498"=dword:00000001
"AnimKey_30_h4121694469"=dword:00000001
"AnimKey_24_h4121694496"=dword:00000001
"AnimKey_27_h4121694499"=dword:00000001
"AnimKey_25_h4121694497"=dword:00000001
"AnimKey_31_h4121694468"=dword:00000001
"AnimKey_28_h4121694508"=dword:00000001
"AnimKey_29_h4121694509"=dword:00000001