Cutie-Mark Curiousity

You, Twilight Sparkle, learn about a rare type of cutie-mark and the only way to learn more is to conduct experiments. But on whom? And what will become afterwards.

Second POV staring Twilight Sparkle

You learn about a rare type of cutie-mark, but you want to learn more about them. So you decide to invite the Cutie-Mark-Crusaders to help you conduct your experiments.