_winemaster() {
 local cur prev sedcmd possibles
    cur="${COMP_WORDS[COMP_CWORD]}"
    prev="${COMP_WORDS[COMP_CWORD-1]}"

    games="--Psychonauts --Oblivion"

    COMPREPLY=($(compgen -W "${games}" -- ${cur}))

}

complete -F _winemaster wineMaster