Gettysburg High School voted to join the York-Adams League on Monday night.
The league is expected to approve Gettysburg's application to join next Monday.
On Wednesday, the Dover basketball teams gave the Warriors of taste of what likely awaits them.
The Dover boys' team earned an impressive non-league victory over visiting Gettysburg, 46-36.
The Dover girls, meanwhile, earned an equally impressive 43-34 victory at Gettysburg.
Both Warrior teams came into Wednesday's games with impressive records. The Gettysburg boys are now 11-3 overall. They lead the Mid-Penn Colonial Division with a perfect 6-0 mark. The Gettysburg girls are now 8-4 overall and 4-2 in the Mid-Penn Colonial.
Sophomore Ryan Beck led the Eagle boys with 18 points, including three 3-pointers. Josh McMahon knocked in 12 points for Dover.
Dover improved to 5-5 overall during their roller-coaster season. The Eagles started the season with three wins, followed by five straight losses. The Eagles have now won two games in two nights, including a key 55-40 York-Adams Division II victory over Northeastern on Tuesday.
The Dover girls, meanwhile, improved to a perfect 11-0.
The Eagle girls led by just two points at halftime, but then clamped down on the Warriors in the second half, holding them to single-digit scoring in both the third and fourth quarters. Dover, meanwhile, scored 10 points in the third quarter and 11 points in the fourth quarter.
The Eagles' Alayah Hall led all scorers with 17 points. Megan Lokhaiser and Marissa McMahon contributed eight points apiece to the winners' cause.
Dover connected on 16-of-23 at the foul line, and Gettysburg was 11 of 14.