After all normal chapters have been completed with a "Gold" rank in any chapter, the following toy model pictures can be unlocked.

First Model - Andromeda Cloth (armor): Win Third Saga in story mode.
First Model - Andromeda Cloth (character): Win Third Saga in story mode.
First Model - Cygnus Cloth (armor): Win Third Saga in story mode.
First Model - Cygnus Cloth (character): Win Third Saga in story mode.
First Model - Dragon Cloth (armor): Win Third Saga in story mode.
First Model - Dragon Cloth (character): Win Third Saga in story mode.
First Model - Pegasus Cloth (armor): Win Third Saga in story mode.
First Model - Pegasus Cloth (character): Win Third Saga in story mode.
First Model - Phoenix Cloth (armor): Win Third Saga in story mode.
First Model - Phoenix Cloth (character): Win Third Saga in story mode.
First Model - Premium Saggitarius Cloth (armor): Win a battle at least "Gold Saint" rank.