Everyone loves Rainbow Dash, and Rainbow Dash loves everyone.
Who should she be shipped with? Anyone you like!
45 minutes to draw, 15 to submit!
Sources:
https://derpibooru.org/images/669673
https://derpibooru.org/images/26373
https://derpibooru.org/images/1226881
https://derpibooru.org/images/797691
https://derpibooru.org/images/1586130
https://derpibooru.org/images/1176874
https://derpibooru.org/images/495416
https://derpibooru.org/images/32526