Ken Egan begins his quest for an eighth consecutive Irish senior title at the National Stadium tonight.
The Neilstown fighter takes on William Mitchell from Dromore, with a place in tomorrow's light heavyweight final up for grabs.
Elsewhere tonight, defending middleweight champion Darren Sutherland meets Sean Shevlin in the semi-finals of that category.
17 other bouts will also be decided, with the action getting underway at 6pm.