Sigma Star Saga DX

[SlashEraser]

https://store.steampowered.com/app/3281520/Sigma_Star_Saga_DX/

The rom is inside the PackedGames.pak file. Just rename to zip and extract the game.

[victordamazio]

Is the ROM the original GBA ROM, or it's a modified GBA ROM with the updates?

[SlashEraser]

Modified with updates