great thing is
1.many new cool pet n aura,arc belt,ring n arti 81
2.tradeable lb
3.fun(mybe because new map) new road village mini map
4.winter tree gift system
5.nice badge n snowman banner

Weakness
1. worst ever tier n vendor item compared to all previous winter event.
2.it only favor pay 2 win/plat buyer and lucky acc that open lock
3.no decent vanity this winter either from lock or from chest/boss drop...biggest dissapointment