Here is the full list of all 10 ABO MANDO achievements.
DEFEAT THE BLACK CHARRO
FINISH THE GAME
GET 5 TRINKETS IN THE CRYPT
GET 70 COINS
GET ALL GOLD OF THE UNDERWORLD
DEFEAT THE GRIM REAPER
GET 5 PUMPKINS
DEFEAT TO THE NAHUAL
DISCOVER A GLITCH ROOM
DEFEAT THE WEEPING WOMAN