I've liked the idea that Earth Ponies are the longest lived of the Tribes thanks to their connection to the Earth. After all, Granny Smith is easily two hundred years old if she was at the founding of Ponyville. They can stay in their prime longer than most other ponies, but eventually it just takes too much effort to keep up and they physically become aged. Certain healer Earth ponies can transfer boosts of Earth magic into older ponies as therapy to help them, but this has diminishing returns

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After that impressive demonstration, Dash and Twilight were both even more eager to explore the rest of the convention! So the Mane 6 split up to look around. But not before talking to Maude Pie and Cloudy Quartz.

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