Dragon/Leo and Dog/Sagittarius meet at 67–72%, the Dragon king with Lion might encounters the playful Sagittarian Canine with Frisbee instincts. The Chinese halves are zodiac opposites. The Western halves are Fire trine. Heat doubles and softens the axis.
Chemistry is theatrical and athletic. Dragon/Leo brings indomitable willpower and Lion might; Dog/Sagittarius brings Sagittarian play and Canine loyalty wrapped in motion. The bedroom is grand and exuberant. The risk: when the Dragon king demands fealty, the Sagittarian Dog climbs out the window, and the Lion roars at empty seats.
Conversation is regal on Dragon/Leo's side and exuberant on Dog/Sagittarius's. Dragon/Leo declares from the throne; Dog/Sagittarius converts everything into a long jog. The risk: the Lion's monologue meets the Sagittarian Dog already at the next stop, declamation and locomotion don't sync.
Friction lives in the Dragon/Dog opposite axis softened by Fire trine. Dragon/Leo wants subjects; Dog/Sagittarius wants the next horizon. When the Dragon's coronation requires audience, the Sagittarian Dog has run on ahead and is laughing.
Dragon/Leo learns from Dog/Sagittarius that play is sacred, not insolent; Dog/Sagittarius learns from Dragon/Leo that some thrones are worth witnessing before running on. Both halves practice charm school on purpose.
At 67–72%, this is a moderately compatible, Fire-trine pairing. Dragon/Leo and Dog/Sagittarius can build something, both halves trade flight and despotism for presence on purpose.