https://www.bilibili.com/video/BV14qgFzWEYh
前置：
/scoreboard objectives add 雪球 dummy
指令部分：
1.循环无条件：execute as @a[scores={雪球=1..5}] at @s run titleraw @s actionbar {"rawtext":[{"text":"§7-/////////§b§lMenu§r§7/////////-§7"},{"translate":"%%2传送主城","with":{"rawtext":[{"selector":"@s[scores={雪球=2}]"},{"text":"\n §e>§f"},{"text":"§7\n "}]}},{"translate":"%%2原地去世","with":{"rawtext":[{"selector":"@s[scores={雪球=3}]"},{"text":"\n §e>§f"},{"text":"§7\n "}]}},{"translate":"%%2设重生点","with":{"rawtext":[{"selector":"@s[scores={雪球=4}]"},{"text":"\n §e>§f"},{"text":"§7\n "}]}},{"translate":"%%2转变生存","with":{"rawtext":[{"selector":"@s[scores={雪球=5}]"},{"text":"\n §e>§f"},{"text":"§7\n "}]}},{"text":"\n§7-/§a抬头确定§7////§c低头取消§7/-\n\n\n\n"}]}
2.连锁无条件：execute as @e[type=snowball] at @s run scoreboard players add @a[c=1,r=2] 雪球 1
3.连锁无条件：execute as @e[type=snowball] at @s run playsound block.scaffolding.place @a[c=1,r=2.2] ~ ~ ~ 1 3
4.连锁无条件：execute as @a[rx=-88,scores={雪球=2..5}] at @s run playsound block.loom.use @a[c=1,r=2.2] ~ ~ ~ 1 4
5.连锁无条件：execute as @a[rxm=88,scores={雪球=1..5}] at @s run playsound jump.nether_gold_ore @a[c=1,r=2.2] ~ ~ ~ 1 4
6.连锁无条件：kill @e[type=snowball]
7.连锁无条件：execute as @a[rx=-88,scores={雪球=2}] run tp @s （主城位置坐标）
8.连锁无条件：execute as @a[rx=-88,scores={雪球=3}] at @s run kill @s
9.连锁无条件：execute as @a[rx=-88,scores={雪球=4}] at @s run spawnpoint @s ~ ~ ~
10.连锁无条件：execute as @a[rx=-88,scores={雪球=5}] at @s run gamemode survival @s
11.连锁无条件：execute as @a[rx=-88,scores={雪球=2..5}] at @s run title @s actionbar §a｜§f执行成功
12.连锁无条件：execute as @a[rx=-88,scores={雪球=2..5}] at @s run scoreboard players set @s 雪球 0
13.连锁无条件：execute as @a[rxm=88,scores={雪球=1..5}] at @s run title @s actionbar §c｜§f取消菜单
14.连锁无条件：execute as @a[rxm=88,scores={雪球=1..5}] at @s run scoreboard players set @s 雪球 0
15.连锁无条件：execute as @a[scores={雪球=6..}] at @s run scoreboard players set @s 雪球 2
16.连锁无条件：give @a[hasitem={quantity=0,data=1,item=snowball}] snowball 9 1 {"minecraft:item_lock":{"mode":"lock_in_inventory"}}
注：每个人服务器卡顿不同，可能效果也不同，注意填回城坐标.