Sunburst's family

are unicorn ponies who each appear in the episodes The Cutie Re-Mark - Part 2 and The Crystalling - Part 1.

Designs
They resemble Sunburst.

Depiction in the series
In the season five episode The Cutie Re-Mark - Part 2, they appear in the past and during Friends Are Always There For You.

In the season six episode The Crystalling - Part 1, they appear in Starlight Glimmer's flashback.