Ukiwani

Ukiwani (ウキワニ) are crocodilian enemies in Wario Land: Super Mario Land 3 and appear as members of the Brown Sugar Pirates. They wear inner tubes and lie in wait in a lake. When Wario crosses the lake, Ukiwani leap up and snap at him.

Similar enemies known as Tobawani appear in Wario Land 4.

Trivia

 * The name "Ukiwani" is a portmanteau of Japanese 「浮き輪」ukiwa (swim ring) and 「ワニ」wani (crocodile).