sp roar
https://freesound.org/people/ztrees1/sounds/134931/

normal roar
https://freesound.org/people/qubodup/sounds/221501/

hissing roar
https://freesound.org/people/999999990/sounds/320345/

landing
https://freesound.org/people/GaryQ/sounds/141148/

Claws
https://freesound.org/people/julianmateo_/sounds/522701/

iceberg/icicle breaking sounds
https://freesound.org/people/Euphrosyyn/sounds/380493/