Yesaya 27:1

buaya : a twisting aquatic monster, possibly the crocodile of the Nile, and used symbolically of Assyria and Babylonia (by the twisting Euphrates River IBD).

Lewiatan : a twisting aquatic monster, possibly the crocodile of the Nile, and used symbolically of Assyria and Babylonia (by the twisting Euphrates River IBD).

Wahyu 12:9

Iblis : a person, male (evil angelic),an angel that has rebelled against God

Wahyu 20:1-2

Iblis : a person, male (evil angelic),an angel that has rebelled against God