Mummy Rot (Mummy Guardian) [Revision]
Monster Manual, page 192
Replace "Endurance stable DC 20, improve 24" with "Endurance improve DC 20, maintain DC
15, worsen DC 14 or lower".
Mummy Rot (Mummy Lord) [Revision]
Monster Manual, page 192
Replace "Endurance stable DC 22, improve 26” with "Endurance improve DC 23, maintain DC
18, worsen DC 17 or lower".
Mummy Rot (Giant Mummy) [Revision]
Monster Manual, page 192
Replace "Endurance stable DC 33, improve 37” with "Endurance improve DC 29, maintain DC
24, worsen DC 23 or lower".