• 掉落物变绿

/cglow --keep-searching entities @e[type=minecraft:item] 10 color green

• 玩家变黄

/cglow --keep-searching entities @a 10 color yellow

• 非玩家，非掉落物变红

/cglow --keep-searching entities @e[type=!minecraft:player,type=!minecraft:item] 10 color red