Twi Clown 
"[@Moon Flower":](/1666971#comment_6981639
)
Amazing_*kamerade._
*
Plus, while this to some degree affect any match up under normal circumstances, trying to make a crossover while keeping some degree of character, Medic's sense of humor would be very VERY hard to adapt to Flutter's character.
"Did ze_*Fräuleins_* have zeir _*Mittelschmerz_*?" *tToo crude for anypony in a 100% in character, but even adapting the personalities would make it hard for fluttershy*
"Standing near ze point does nussing. Get on ze point,_*Dummkopf_*!" Twilight would be able to call out in a more or less rude manner to her companions especially in season 1, not Flutters.
"Eins, zwei, drei... Ugh, I do not think ve brought enough body bags." This one can work with Twilight's OCD tendencies: she never expected so many corpses in the battlefield and she feels unprepared.
Victory over chivalry
Amazing
Plus, while this to some degree affect any match up under normal circumstances, trying to make a crossover while keeping some degree of character, Medic's sense of humor would be very VERY hard to adapt to Flutter's character.
"Did ze
"Standing near ze point does nussing. Get on ze point,
"Eins, zwei, drei... Ugh, I do not think ve brought enough body bags." This one can work with Twilight's OCD tendencies: she never expected so many corpses in the battlefield and she feels unprepared.