UPDATE: Adventurers League changed the "+1 rule" in 2021.
An announcement from Q1 2021 gives the details. Basically, Adventurers League players may now simultaneously use any and all of the following sources when choosing player options like races, classes, subclasses, feats, spells, and backgrounds:
Volo's Guide to Monsters
Swarms are (implicitly) treated as singular creatures
All of the information we need to mechanically handle a given monster is provided in its stat block:
A monster's statistics, sometimes referred to as its stat block, provide the essential information that you need to run the monster.
Stat blocks will also explicitly provide special saving throw ...
It is Adventurers League-eligible for Season 10 and legacy characters.
This September 2020 tweet by the D&D Adventurers League account states that the Celebration legacy awards are eligible for use with Season 10 and Legacy Characters:
“Legacy Awards” have been spotted in the wild, during D&D Celebration!
They’re cute and cool! But we realize the ...
Your intuition is sound.
Your basic AL adventures are entirely episodic, short, and fairly simple and straightforward. They incorporate no backstory, limited foreplay, and a lot of old-fashioned dungeon crawling.
So your AL character should not have a backstory that requires any playtime, and should be oriented more toward effective fighting. Too much of a ...
This is answered in the FAQ_v9.1 of the Adventure League Player & DM Pack
Characters can play other adventures between sessions
They can level up and earn rewards playing other adventures between sessions.
Playing Content Between Sessions
Characters can play other adventures (including
other multiple-session adventures) between sessions.
Some of the examples include (with links to images, price at the location of the Fai Chen's where they were offered):
Tressym: winged cat (1000gp)
Xang: a miniature froghemoth that uses the statistics of a giant crab. (50gp, though another website states the price as 500gp)
Bakunawa: a tiny sea serpent that uses the statistics of a flying snake. (50gp, ...
From what I can tell, it's your "cross-reference and educated guess" scenario.
I don't own any of the modules myself, but this blog post details the varying availability of dates in published materials:
Some products bear no dates at all. Others hide a date in some hard-to-find place, or the date can be inferred. Some products have a clearly ...
Largely basic information, with a few small reveals
Bee, Ma'at, and Amy explained the basics of Adventurers League, such as:
Everyone uses the same set of rules, in order to keep everyone on the same playing field.
Portability continues to be a major pillar of AL, allowing you to play the same character at game stores, conventions, online, and at home.
The staffs details state:
While holding the staff, you can use an action to expend some of its Charges to cast one of the following Spells from it, using your spell save DC and Spellcasting ability
When you chose to cast a spell from the staff, you use your own spellcasting ability, whichever that is. You attuned as an Artificer, so you would use the ...