Calgary and Edmonton combined for 17 penalties .
Things got testy at times , a likely preview of Sunday 's rematch , which gets underway at 4 p.m. at the Scotiabank Saddledome .
Calgary and Edmonton combined for 17 penalties , and things got testy at times , a likely preview of Sunday 's rematch , which gets underway at 4 p.m. at the Scotiabank Saddledome .