Shahed 131
The Shahed 131 (Persian: شاهد ۱۳۱, literally "Witness 131"), or Geran-1 (Russian: Герань-1, literally "Geranium-1") in Russian service, is an Iranian-made one-way attack drone which came to prominence in October 2022 during the Russo-Ukrainian war, when it was used by Russia to attack critical Ukrainian infrastructure and civilian targets. It is powered by a Wankel engine model Shahed-783/788.