This tutorial is set by the author's setting without permission.

1.20.1 in the control made some changes, and some previous expressions cannot be used (such as onjoin to be replaced by when)

Then come out of this tutorial (the game stage, in control)

example:

 [

{{
"GameStage": "Difficult1",
"Healthmultiply": 1.5,
"When": "Onjoin",
"Result": "DEFAULT"
},
{{
"GameStage": "Difficult2",
"Healthmultiply": 2, 2,
"When": "Onjoin",
"Result": "DEFAULT1"
}
] 

"GameStage" is the name of the set game stage

Damagemultiply is a damage multiple, you can add it if you want

Speedmultiply is a speed multiple

"Healthmultiply" is a biological blood volume multiple

FollowRangertiply is the range of biological rivals

Armormultiply is a armor multiple

ARMortoToughnessmultiply is a biological armor toughness multiple

AttackspeedMultiply is a biological attack speed multiple

(Fill in the file spawn.json)