Status: small
Recommended level: 10+
Monsters:amazon and valkiria
Floors: +1,+2,+3,+4,+5
Requirements: None

Status: Great
Recommended level: 15+
Monsters:Skeleton, Ghoul and Zombies
Floors: -1,-2,-3
Requirements: shovel and rope

Status: Medium
Recommended level: 20+
Monsters:Skeleton, Ghoul, Necromancer
Floors: +1,+2,+3,+4,+5 / -1,-2,-3,-4,-5
Requirements: None

Status: very great
Recommended level: 40+
Monsters:Larva, Scarab, Ancient Scarab and Ancients
Floors: -1,-2,-3,-4,-5
Requirements: shovel and rope

Status: very great
Recommended level: 20+(floor:-1,-2) and 45+(floor:-3,-4,-5,-6)
Monsters:skeleton, Ghoul, Vampire Bride, Souleater
Floors: -1,-2,-3,-4,-5,-6
Requirements: rope

Status: very great
Recommended level: 55+
Monsters:Warlock
Floors: -5,-6,-7
Requirements: None

Status: very great
Recommended level: 85+
Monsters:Grim Reaper
Floors: -1,-2,-3,-4
Requirements: rope