Beasts are normally made out of flesh and can sometimes be ridden and become “steeds”.
The rider will normally be humanoid and must be the correct size to ride the beast.
List of creatures that usually make good steeds:
bat
black dragon
bone dragon
cave bear
deer
flying carpet
green dragon
horse
ki-rin
minotaur
rat
raven
red dragon
skeleton wolf
slasher
tree spirit
white dragon
wolf
yellow dragon
yeti
unicorn
See “Animal” below for various animals:
Other items in this section