#1 Nerf on: Level 10-50 Valentine items, mostly L10 Amulets&Rings.
L20-50 Haunted weapons -> insane dmg especially the L20 ones in low pvp.
Lowering Plat packs to cost of old ones - 30/35plat.
Halloween Helmets being put into the store permanently -10plat each.
Crits on every class being lowered.

#2 Buff on Rhinos and Birds -> Maybe on spells upgrade Level1-6.
Old items Level 10-50 Paws & Reapers brought back since only 0.1% of all existing Is currently active ingame
L25 Elite armors requiring 100 stats instead of 40 So people dont use str ones on mages.

#3 Twink PVP tournaments/events So people have something to play for like LB items for most kills a week (acc bound stuff like gladiator weapon for true pvpers)
More pvp items being put in store