Dennis Nikrasch (September 12, 1941  2010), also known by the alias of Dennis McAndrew, was a Vegas slot cheater and a former locksmith who was responsible for spearheading the biggest casino theft in Las Vegas history, by grabbing $16,000,000 from rigging slot machines over a 22-year period.

Here's our list of the 10 best high RTP slots commonly found at many online casinos:

Mega Joker (99%)
Codex of Fortune (98%)
Starmania (97.87%)
White Rabbit Megaways (97.72%)
Medusa Megaways (97.63%)
Secrets of Atlantis (97.07%)
Steam Tower (97.04%)
Gorilla Go Wilder (97.04%)