In this paper we present games focusing on multiword expressions (MWEs) word combinations that exhibit unexpected lexical, syntactic, semantic, pragmatic and/or statistical properties. These games were based on a multilingual collection of MWEs contributed by the members of a scientic network specialized in natural language processing. We describe the data collection process and their exploitation for a cross-lingual alignment game of MWEs with common meanings, a pantomime and quizzes based on idioms referring to nationalities. With these games the linguistic variety and richness of the action members were leveraged in order to increase the networking eect.