Amya St. Martin had 14 points and Peighton Campbell added 12, leading Stevenson to a victory in its first game of the season.
The Bullodgs trailed at half but took control with a 20-point third quarter.
St. Martin also was credited with a strong defensive performance.
STEVENSON 52, HORIZON CHRISTIAN 47
STEVENSON (1-0) — Jaida Emerson 7, Katie Rathgeber 6, Addie Campbell 6, Serena Blackledge 3, Jazmine Morat 0, Ashley Brannan 0, Kennedy O’Mahoney 6, Zoey Zapfe 0, Peighton Campbell 12, Amya St. Martin 14.
Horizon 13 8 8 18–47
Stevenson 12 6 20 14–52