I think there is an issue with Neva.
I got one from the tent and I placed her next to Neva I got from the Ice Queen event. The latter always drops Icy snowballs and snowflakes, sometimes icicles, but the one from the tent never does.
Could S8 please check this? Thanks

Neva - (Card)
Storable: Yes
Info: Neva the Ice Queen! She has a chance to drop Snowflakes. Icy Snowballs, Icicles, and Glimmerdust!
Type: Decoration
Source: Event
Class: Animals
Size: 1x1
Requirements: 150 Gems
Sell: Item cannot be sold!
Drops: Coins (500), Snowflakes, Icy Snowball, Icicles, Glimmerdust
Events: The Ice Queen - January 2017, Christmas Sales - December 2017, Christmas Sales - December 2018, Christmas Sales - December 2019
Collection: 480 minutes // 8 hours
Collection Speed-up: 32 Gems
Cap: 2
Comments: Grand Prize from the Ice Queen event.
Link: https://forums.storm8.com/showthread.php?96721