Complex sentence: Tekno would assist Shortfuse several times after this by giving him repairs and logistical support, and when Sonic was missing in the Special Zone, she was introduced to the Freedom Fighters and allowed them to use her secret Emerald Hill Zone lab as their base.
Split into simpler sentences: Tekno would assist Shortfuse several times after this by giving him repairs and logistical support. When Sonic was missing in the Special Zone, she was introduced to the Freedom Fighters and allowed them to use her secret Emerald Hill Zone lab as their base.