Commands you can use in Fizzy:

Navigation

@username
Navigate to a someone's profile
[card id]
Navigate to a specific card by its id

Filtering

#tag_name
Filter cards by tag
[card id 1] [card id 2]...
Filter multiple cards by their IDs
search_term
Search for cards containing the term
/clear
Clear all the filters

Cards

/assign [username 1] [username 2]...
Assign selected cards to specified people(s)
/close [reason]
Close selected card(s) with an optional reason
/tag [tag name]
Add a tag to selected cards