Class 009: Downloadable multimedia files containing artwork, text, audio, and video relating to video games authenticated by non-fungible tokens (NFTs); Downloadable software for video games for use with non-fungible tokens (NFTs) used with blockchain technology; Digital collectibles in the nature of downloadable audio and video recordings in the field of video games authenticated by non-fungible tokens (NFTs); Downloadable virtual goods in the nature of image files of accessories for computer game avatars for use in online virtual environments authenticated by non-fungible tokens (NFTs); Digital collectibles in the nature of downloadable image files of clothing authenticated by non-fungible tokens (NFTs); Downloadable image files of combat game accessories, namely, swords, projectile weapons, armor and firearms authenticated by non-fungible tokens (NFTs); Class 028: Molded plastic toy figurines, parlor games; Infant toys; Action figure toys; Children's multiple activity toys; Stuffed toys; Dolls; Video game machines; Hand-held consoles for playing video games; Game controllers for game consoles; Apparatus for electronic games adapted for use with an external display screen or monitor; Board games; Playing cards; Trading cards for games; Puzzle board games; Sports equipment, namely, vibration dampeners for rackets; Class 041: Providing online non-downloadable virtual video game characters, video game creatures, accessories for computer game avatars and combat game accessories for use in virtual environments created for entertainment purposes authenticated by non-fungible tokens (NFTs); Providing online non-downloadable virtual video game characters, video game creatures, accessories for computer game avatars and combat game accessories for use in virtual environments created for entertainment purposes authenticated by non-fungible tokens (NFTs); Providing online non-downloadable virtual video game characters, video game creatures, accessories for computer game avatars and combat game accessories for use in virtual environments created for entertainment purposes featuring blockchain technology; Entertainment services, namely, providing online electronic games for use with non-fungible tokens (NFTs) used with blockchain technology