1. Fade to black before a scene change
Fades in for 1s, holds 2s and fades out — handy for teleporting a player while the screen is black
/camera @a fade time 1 2 1 color 0 0 0
What it does Will fade the screen of all players to a solid colour, fading in over 1s, holding 2s and fading out over 1s and in RGB 0 0 0.