Completion bonus - Successfully collect all Pokemon in either Pokemon Ruby or Pokemon Sapphire to unlock an alternate border in adventure mode.
Pichu with Surf Egg - Store 1499 Pokemon to get Pichu with the Surf Egg.
Skitty with Pay Day Egg - Store 500 Pokemon to get Skitty with the Pay Day Egg.
Swablu with False Swipe Egg - Store 1 Pokemon to get Swablu with the False Swipe Egg.
Zigzagoon with Extreme Speed Egg - Store 60 Pokemon to get Zigzagoon with the Extreme Speed Egg.