Aquatic creature

Aquatic creatures can breathe underwater. They move faster in water areas and attack faster underwater as well.

Some aquatic creatures found in the Forgotten Realms:
 * Aboleth
 * Afanc
 * Barracuda
 * Bullywug
 * Crabman
 * Crystal ooze
 * Dragon, Black
 * Dragon, Styx
 * Dragon turtle
 * Dragonfish
 * Eel (electric)
 * Elf, Aquatic
 * Hippocampus
 * Hydrodaemon
 * Ixitxachitl
 * Kopoacinth (marine gargoyle)
 * Kraken
 * Kuo-toa
 * Lacedon (marine ghoul)
 * Lamprey
 * Mahataa
 * Malenti
 * Merfolk
 * Merrow
 * Naga, Water
 * Narwhale
 * Nereid
 * Nixie
 * Oceanus dragon
 * Octopus
 * Quipper (cold-water piranha)
 * Sahuagin
 * Scrag (marine troll)
 * Seawolf (lycanthrope)
 * Selkie
 * Sirine
 * Squid
 * Storm giant
 * Storm titan
 * Turtle, giant
 * Urchin (black, green, red, silver, or yellow)
 * Verme
 * Vodyanoi
 * Water weird
 * Wereshark (lycanthrope)
 * Zaratan