Some of the more classic creatures among the undead in Baldur's Gate 3 are zombies, skeletons, ghosts, ghouls, vampire lichs. The common feature of these creatures is that they can be resurrected after being killed.
Aberration , this is an authentic creature, they themselves have certain magical abilities.
Beast , this non-human creature is an important existence in the ecosystem.
Celestial is a native creature from the upper level, and its nature is kind.
Constructs are mainly creatures that are made.
Dragons are ancient and powerful reptiles with very tenacious vitality but not very high IQ.
Elementals are native creatures in the elemental plane, and the elemental life force inside them is very powerful.
Fey are mainly magical creatures related to natural forces, and they mainly live in the jungle.
Demon Fiends are evil creatures on the ground. Except for the servants of divine powers, most of them are big devils.
Giants , this creature looks very powerful in form and looks very similar to humans.
Humanoids are the main people in the world, and their language and culture are magical.
MonstersMonstrosities are monsters in the strict sense and are very scary in appearance.
Oozes have no fixed shape and usually live in dungeons.
Plant Plant is mainly based on plant structures. Most of the creatures are not ordinary creatures and can walk on their own.
The Undead is a living creature that will be resurrected even after being defeated.