The 5E Marilith reimagined
MARILITH Large fiend (demon), chaotic evil; Challenge 16 (15,000 XP)
Armor Class 18 (natural armor); Hit Points 283 (18d10 + 90 x1.5); Speed 40ft.
STR 18 (+4) DEX 20 (+5) CON 20 (+5) INT 18 (+4) WIS 16 (+3) CHA 20 (+5)
Saving Throws Str +9, Con +10, Wis +8, Cha +10...