Ghost Lab holders earn $10 PLASMA per day just for holding their Ghosts. However, the amount of $PLASMA you earn per day also depends on your holder level. The holder levels are Baby, Rookie, Senior, VIP, Whale, and Ghost GOD, and the higher the level, the more $PLASMA each of your Ghosts earns daily. Here are the amounts of $PLASMA you can earn per day based on your holder level: - Baby: 10 $PLASMA per Ghost - Rookie: 15 $PLASMA per Ghost - Senior: 20 $PLASMA per Ghost - VIP: 25 $PLASMA per Ghost - Whale: 30 $PLASMA per Ghost - Ghost GOD: 35 $PLASMA per Ghost So, if you have multiple Ghosts and a higher holder level, you can earn more $PLASMA per day.