Wave 21 of the blind bag set. Some of the names have trademarked variants, appearing below.

Codes:

AA — Savvy Saddles (Sassy Saddles, row 2, #1)
AB — Moon Dancer (Moondancer, row 1, #4)
AC — Trenderhoof (row 3, #2)
AD — Svengallop (row 3, #3)
AE — Royal Guard (row 2, #3)
AF — Sapphire Joy — This is likely row 4, #2, but hair, coat, and eye color are all wrong. This is actually Crystal Pony "Amber Waves."
AG — Crystal Beau (Crystal Pony "Crystal Arrow," row 1, #5)
AH — Elbow Grease (Crystal Pony "Paradise," row 1, #3)
AI — Ivory Rook (Crystal Pony "Ivory," row 4, #3)
AK — Fleur de Verre (row 4, #6)
AL — Braeburn (row 4, #1)
AM — Applejack (row 3, #5)
AN — Apple Bumpkin (row 1, #6)
AO — Perfect Pie (row 2, #6)
AP — Granny Smith (row 4, #5)
AR — Sassaflash (row 1, #1)
AS — Spring Melody (Sprinkle Medley, row 3, #4)
AT — Orange Swirl (Dizzy Twister, row 1, #2)
AU — Blue Buck — ("Deep Blue," row 3, #1)
AV — Fleetfoot (row 4, #4)
AW — Aunt Orange (row 2, #2)
AX — Dane Tee Dove ("Dainty Dove," row 3, #6)
AY — Diamond Cutter — (row 2, #5)
AZ — Mosely Orange (Uncle Orange, row 2, #4)