Welcome Message on Login - Minecraft Command Block Tutorial [1.14+]

In this video you'll learn how to create a message that shows to each player every time they login.

Commands:
In chat:
/scoreboard objectives add joinGame minecraft.custom:minecraft.leave_game

First Command Block (set to Repeat/Unconditional/Always Active):
/tellraw @a[scores={joinGame=1..}] ["",{"text":"Welcome to my server!"}]

2nd+ Command Block (Set to Chain/Unconditional/Always Active)
Add as many more command blocks in between for new lines with the same command as with different text.

Last Command Block (Set to Chain/Unconditional/Always Active)
/scoreboard players set @a[scores={joinGame=1..}] joinGame 0

Edit your tellraw commands here:
minecraftjson.com/

Video inspired by SamStep
youtube.com/watch?v=S0WoWQTGki8

Music: Jeremy Blake - The Emperor's Army