No commander exists in these colours yet.
#Creature (20):
Akroan Horse (ths) 210 #top10k #Defender
Armored Warhorse (m12) 7
Bill the Pony (ltr) 3 #top10k #Food
Breaching Hippocamp (ths) 43 #Flash
Bronze Horse (leg) 276 #Trample
Chrome Steed (som) 142 #Metalcraft
Clockwork Steed (hml) 103
Cobbled Lancer (vow) 52
Cosmos Charger (khm) 342 #top10k #Flying #Flash #Foretell
Crested Sunmare (hou) 6 #top10k
Diamond Mare (m19) 231 #top10k
Hipparion (ice) 31
Keleth, Sunmane Familiar (cmr) 28 #top10k #Partner
Phantasmal Mount (ice) 88 #Flying
Phantom Steed (afc) 18 #top10k #Flash
Shield Mare (m19) 37
Surge Mare (m19) 77
Trenching Steed (pcy) 26
Wavebreak Hippocamp (thb) 310 #top10k
Workhorse (exo) 142
#Changelings (37):
Bloodline Pretender (khm) 235 #top10k #Changeling
Mistwalker (khm) 68 #Changeling #Flying
Mistform Mask (ons) 94 #Enchant
Mistform Seaswift (lgn) 45 #Flying #Morph
Maskwood Nexus (khm) 240 #top1k
Avian Changeling (lrw) 4 #top10k #Changeling #Flying
Amorphous Axe (mh1) 219 #Equip
Mistform Wakecaster (lgn) 48 #Flying
Changeling Sentinel (mor) 6 #Vigilance #Changeling
Mistform Warchief (scg) 43
Mistform Sliver (lgn) 46
Mirror Entity (lrw) 31 #top1k #Changeling
Mothdust Changeling (mor) 42 #top10k #Changeling
Runed Stalactite (lrw) 260 #Equip
Three Tree Mascot (blb) 251 #top10k #Changeling
Mistform Mutant (ons) 95
Impostor of the Sixth Pride (mh1) 14 #top10k #Changeling
Mistform Stalker (ons) 98
Mistform Shrieker (ons) 96 #Flying #Morph
Turtleshell Changeling (lrw) 94 #Changeling
Shields of Velis Vel (lrw) 39 #top10k #Changeling
Changeling Hero (lrw) 9 #Lifelink #Champion #Changeling
Mistform Dreamer (ons) 93 #Flying
Irregular Cohort (mh1) 15 #top10k #Changeling
Shapesharer (lrw) 85 #top10k #Changeling
Littjara Kinseekers (khm) 66 #Scry #Changeling
Mistform Skyreaver (ons) 97 #Flying
Mistform Wall (ons) 99
Barkform Harvester (blb) 243 #top10k #Reach #Changeling
Valiant Changeling (mh1) 34 #top10k #Changeling
Wings of Velis Vel (lrw) 97 #Changeling
Amoeboid Changeling (lrw) 51 #top10k #Changeling
Unsettled Mariner (mh1) 216 #top10k #Changeling
Ego Erasure (lrw) 59 #Changeling
Universal Automaton (mh1) 235 #top10k #Changeling
Mistform Ultimus (lgn) 47
Crib Swap (lrw) 11 #top10k #Changeling
#Support (1):
The Girl in the Fireplace (who) 21
#Non-commander-legal (6):
Incisor Steed (da1) CW03 #top100 #Vigilance
Gift Horse (ust) 183 #top100
Horse (twho) 36 #top100
Cinnamon, Seasoned Steed (da1) RA01 #top100
Ordinary Pony (ust) 17 #top100
Horse (thou) 10 #top100
#r= gives the edhrec rank of the card; the lower the ranking, the more decks the card is played in.