They had to play a man less after Moses Kigongo.
Registration for all interested teams or clubs started this week
It is the first time the Arua side are playing in the final of the Uganda Cup.
Brian Nsubuga Miiro will be the center referee, assisted by Okello Lee and Ronald Katenya. William Senkumba will be the fourth official.
The Arua side defeated Entebbe 1-0 away at Bugonga in the first leg early last Wednesday.
Six of KCCA’s regulars didn't feature for the team
Vipers stunned KCCA in a 2-0 win
Buses plying the West Nile route are expected to ferry any Kampala-based fan
The Arua side will now play Entebbe in a two-legged semi-final in June.
Last season's runners up KCCA will host Vipers in the first leg of semi-finals before the return leg three days later.
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