3–1. Perth ended the season winning the final six series' to finish the regular season with a record-breaking 34–11 win–loss record. Entering the playoffs for the second consecutive season, Perth Heat hosted the Melbourne Aces for a five-game series. After Melbourne took game one 8–7, the Heat won the next three games outscoring Melbourne to a combined score of 21–10 to clinch their second ABL Championship Series berth. Two weeks later the Melbourne Aces returned to Perth after winning the Preliminary Final Series 3–2 against the Sydney Blue Sox and then began a Championship Series to remember. Game One of the 2012 ConocoPhillips Australian Baseball League Championship Series saw a Major League matchup with former major league pitcher Virgil Vasquez on the mound for the Perth Heat against Melbourne's starter Travis Blackley (San Francisco Giants). With a classic pitchers' duel in the making, the bottom of the fourth saw James McOwen hit a home run to break the tie and to give the Heat a 2–1 lead. That's all the support Virgil Vasquez needed as he went on to pitching a complete game striking out eight hitters. Perth Heat won game one 4–1. Game Two went deep into the night with a 13-inning game which saw the Melbourne Aces tie the series at one game each. Behind superb pitching by both teams, it was a matter of clutch hitting to end the game. The bullpens were the highlight of the game with Melbourne's pitching 7.1 shutout innings to Perth's 6.2 innings. Brad Harman singled off Benn Grice in the 13th inning and Melbourne won the 3 hour and 45 minute game 3–2. Game Three saw Melbourne put on a hitting display scoring six runs through the first three innings of the game. Perth kept the game close scoring four runs of their own which included a three-run home run by catcher Allan de San Miguel. Like game two, the third and final game was a battle of the bullpens. Melbourne relief pitcher Bubbie Buzachero was lights out from the moment he stood on the mound. the likely candidate for the Series MVP kept the Aces in the game with eight innings pitched. Buzachero's bullpen counterpart Jacob Clem pitched 6.1 innings for the Perth Heat. Entering extra innings for the second night in a row, Perth relief pitcher Jack Frawley took the win and help keep the Claxton Shield in Perth