Flick Reapers use large weapons such as Axes and Scythes to attack with.
Flick Reapers are very weak to long range attacks. They're the medium range, "area attack" class. They "flick" multiple enemies and push them away before they can get close enough for melee attacks, but a good Steam Gunner or Lord Partizan could overpower them by attacking from afar.
# Wicked Strike (Target: Area, Normal, SP required: 15, Job Lv. 1)
# Lotus Flower (Target: Area, Aerial, SP required: 18, Job Lv. 6)
# Reaper's Touch (Target: Area, Normal, SP required: 32, Job Lv. 12)
# Heavenly Wheel (Target: Area, Aerial, SP required: 40, Job Lv. 16)
# Reapers Dance (Lv.3 Art, Target: Area, Normal, SP required: 66*, Job Lv. 21)
(info from .hack//wikia)