Introduction. The article ends the author's series of articles on the popular and relevant topic of word formation in modern Russian language. Aim. The article is devoted to the analysis of the game affixation of verbs, adjectives and adverbs, the frequency and scope of their use. Methodology and research methods. Principles of determining the stimulus word for a game derivative, morphemic analysis of common words and analysis of game derivatives by E.A. Zemskaya. Results. The definition of the concept of game affixation is given, game affixes-verbs, affixes-adjectives and affixates-adverbs are analyzed. Suffixes involved in the formation of game derivatives-verbs are divided into groups depending on the game model. Scientific novelty. The concept of a game pseudo-affixation arising from a change in the perception of the internal form of the usual word is given. Game affixates-verbs and game affixates-adjectives can be formed by prefix, suffixation and prefix-suffixing method. Game affixates-adverbs are formed only by suffixation. Practical significance. The results of the article can be used to create the newest game affixes.