(MY JESUS PLOT!!!
When Silver grows up and doesn't evolve and Shadow evolves and tries to kill her and she gets a scar across her left eye and then she escapes but no one knows what happened and she spends time training after finding a hot spring and comes back and tries to kill Shadow but fails and ends up dying by a legendary Pokemon and the group tries to find the legendary Pokemon to get revenge on their dead friend.)
Silver
She was wagging her tail smiling at crystal