I used everything imaginable in a style to use as intro, endings, fills, bridges to another song, etc - exactly what you're saying. Imagination is everything, if you want your own playing style.
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Live: Korg PA4X/Bose L1 Pro 8/Senn 935

Studio: Korg PA4X/Kawai MP7SE/Tascam DP24SD/Sony C80/AGK 214/ATEM Mini Pro switcher/