Kill Ghosts in The Mines
Kill Ghosts in the Skull Cavern
Kill Ghosts in the Quarry Mine
Kill Ghosts in the Dangerous Mines
Use Magic Rock Candy to improve luck and farming efficiency
Increase Luck with buffs and lucky days
Use a Burglar’s Ring to get extra monster drops
Farm Ghosts repeatedly on floors with high Ghost spawn rates
Check the Monster Eradication Goals reward if applicable to your progress