If you’ve been playing casino games in Greece, you’ve probably wondered if praying mantises bring good luck. Sinomantis denticulata is considered a good luck charm in many Greek cultures and is widely accepted by many διαδικτυακά καζίνο as a symbol of peace and spirituality. The praying mantis is deadly to hummingbirds, spiders, and even humans. In addition to their ability to bestow good luck, the sight of a Mantis in a casino is believed to bring additional blessings.