Provocative dance performances in Prague can be found in various venues, from nightclubs to cabaret shows. Here are a few places where you might find such performances:

1. Goldfingers Prague: One of the most famous cabaret clubs in Prague, located in the basement of the Ambassador Hotel on Wenceslas Square. It offers a variety of performances, including burlesque and provocative dance shows.
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1. Karlovy Lázně: Known as one of the largest clubs in Central Europe, it features multiple floors with different music and entertainment styles. Some of the dance performances can be quite provocative, especially on themed nights.

2. M1 Lounge: A popular spot for both locals and tourists, M1 Lounge offers a blend of high-energy music and dance performances. The atmosphere is often more on the provocative side, particularly during special events.

3. Sasazu: A well-known venue that hosts various events, including live music, dance performances, and themed parties. Some nights may feature more provocative performances depending on the theme.

4. Duplex: Located on Wenceslas Square, Duplex is a rooftop club that often hosts international DJs and special events. Some nights feature dance shows that can be quite bold.

5. Roxy: A legendary club in Prague, known for its alternative and electronic music scene. While the focus is more on the music, some events include edgy and provocative dance performances.

These night clubs  cater to different tastes and offer a range of entertainment, from glamorous cabaret shows to edgy nightclub performances. If you're looking for something specific, checking the event schedules of these places in advance would be a good idea.