This is a quick cheatsheet to help viewers understand the gameplay and icons of the Last Game Wins! - Codenames livestreams.
Both team captains can see the Key which shows them which of the cards on the table are theirs.
They take turns giving one word clues, along with the number of cards the clue applies to.
The game ends when all of one team's clues have been covered, or when someone hits the Assassin (the black X in the Key).