There is no doubt that climate change is severely affecting the entire planet. Anthropogenic carbon emissions catalyze the pace of melting ice caps, soaring temperatures, and decreasing rainfall patterns, creating concerning scenarios for the future. Risks are plenty, and climate action is imperative. This snapshot by HCSS Assistant Analyst Ricardo Pereira Teixeira and Michel Rademaker addresses serious gaming as a critical tool for undertaking climate initiatives and reports on the output from the NATO Crisis Management and Disaster Response (CMDR) Centre of Excellence course on Climate Security in Sofia, Bulgaria.