At Hodgdon, the third-seeded Warriors scored three runs in the first inning en route to the win and a regional title berth.
Southern Aroostook of Dyer Brook (11-4) was led by Pat Goodall, who had a single, double and two RBIs, and Tren Cullian, who posted two singles and two RBI.
Will McGary singled, doubled and knocked in a run to support Vance Gustin, who scattered six hits and struck out nine.
For No. 2 Hodgdon (10-6), Drew Gough hit two singles, Erik Ryan rapped a run-scoring double and Matt Harmon added a single and an RBI.
So. Aroostook 300 012 4 — 10 10 4
Hodgdon 001 100 0 — 2 6 5
Gustin and McGary; Gough, Lunn (3), Sherman (7) and Lunn, Gough(3)