Here are all the known Pictures from Pokémon Emerald. Click the Link to view the picture:

Title Screen
Blaziken's Moving
The New Selection Screen in the Frontier
Ludicolo is moving
In The Battle Frontier Area
Behind The Battle Dome
Entering the Battle Frontier
Registering into Battle Frontier
Battle Dome
Inside the Battle Dome
The Way the Battle Dome is organized
Trainer Intercepts you before battle
A New Double Battle
A New Double Battle
Groudon & Kyogre Awaken
Groudon & Kyogre Awaken
Groudon & Kyogre Battle
Aqua & Magma at Meteor Falls
Magma in the Space Center
Enter The Seviper Tube
Have you been healed?
This man made your Kirlia Poisoned
Pick A Room Any Room