神出鬼没
しんしゅつきぼつ (shinshutsu kibotsu)
Appearing and disappearing unpredictably.
Example 1Basic Example
その怪盗は神出鬼没で、どこから現れるのかわからない。
The phantom thief appears out of nowhere, impossible to predict.
Example 2Applied Example
神出鬼没の動きで相手を翻弄した。
His unpredictable movements confused the opponent — he appeared and disappeared like a phantom.