Han Sohigh and Centurion

Haste, Horses you control have haste.
When this card enters the battlefield, create Centurion, a legendary 1/1 green Horse creature
token with indestructible. The token has "At the
beginning of your upkeep, put a Rad counter on
this creature. Then, if there are 3 or more Rad
counters on it, sacrifice it, and create Centurion,
Caza-Horse, a legendary 8/8 black and green
Horse Horror creature token with Flying,
Trample, and Indestructible.