Ludovox http://ludovox.fr/jeu-de-societe/comme-des-mouches-616/
Français - Un jeu de Philippe des Pallières
Boardgamegeek https://boardgamegeek.com/boardgame/6090/pack-flies
Anglais - 12 cards (with positive, negative, and special powers) are revealed one after the other. Each time a card is revealed, the players try to acquire it by secretly choosing a number of flies(each player starts with 5 black plastic flies).