ASL Winter Offensive Bonus Pack #9 (2018) contains:
4 ASL Deluxe mapboards (i/j/k/l)
5 new ASL scenarios (WO24-WO28)

Scenarios:
WO24 Dew of Death - 5-1/2 turns, boards k and l, 23 August 1938, Xingzi, China
WO25 The Replacements - 5-1/2 turns, boards i, k, and l, 1 September 1942, Kotovskiy, Russia
WO26 Phoenix Rising - 6 -1/2 turns, boards k and l, 26 July 1944, Tengchong, China
WO27 Checking Out - 6 turns, board i and j, 19 October 1944, Aachen, Germany
WO28 Dean's Defiance - 6-1/2 turns, boards i, j, and k, 22 July 1950, Taejon, Korea