Melbourne, March 30 -- South Australia have completed one of the all-time Sheffield Shield final turn-ups, seizing the silverware for a second consecutive summer after the season's standout side, Victoria, imploded on the fifth morning at the Junction Oval.

The Vics, who surged into a home decider on the back of one of the most prolific regular seasons ever, were rolled for just 139 chasing 196 to see the defending champions SA take back-to-back crowns for the first time in their 133-year history.

In contrasting scenes to last year's final when scores of punters invaded Karen Rolton Oval, a lone red-clad SA fan draped in the state flag ran onto the field after Henry Thornton clean bowled Fergus O'Neill to seal the 56-run victory.

As the ...