This guide indicates which characters and locations you need to visit in which order during an Any% run.
Center Rhino - Leona - Memo [press select] - Leona - Drawer [site pass] - Dig Site Guard - Statue - Dusty - Leona - CAVE 1
[5 curio needed at this point]
Leona - Mohan - Leona - Atiniui - RIVER 1
[15 curio needed at this point]
Dusty - CAVE 2
(Namdev the Librarian's Assistant + Town House + Top-Right NPC) - Leona (x2) - BIG UGLY BEAR
[40 curio needed at this point]
[Farm in CAVE 1 to get 20 curio]
Dusty - [collect secret 120-curio stash from CAVE 1] - Leona - Mohan - Leona - Mohan - Atiniui - RIVER 2
Mohan - PYRAMID 1
[10 curio needed at this point]
(Namdev's Assistant + Namdev[?] + Fountain Guy + Town House [Right]) - Mohan (x2) - Atiniui (x2) - LEVIATHAN
[80 curio needed at this point]
Optional, but safer: Mohan + haggle the price - Dusty - Leona (x2) - Atiniui - ATLANTIS 1
[30 curio needed at this point - if you need to farm again, go to CAVE 1 and grab 30 curio by refreshing the level]
Dusty - PYRAMID 2
[35 curio needed at this point]
Dusty - Leona (x2) - Griffith - BLACK LOTUS SOCIETY 1
Leona - Bottom NPC - SPHINX
[40 curio needed at this point]
Leona - Dusty - ATLANTIS 2
[45 curio needed at this point]
Dusty - Leona - BLOB
[50 curio needed at this point - after this, curio no longer matters]
Dusty - (Town House [Right] + Namdev's Assistant + Outside Fami Family NPC) - Griffith - ERIC'S MANSION 1
Dusty - Leona - Dusty - BLACK LOTUS SOCIETY 2 / SQUIRREL GURU
Leona - Dusty - (Namdev's Assistant + Town House [Right]) - ERIC'S MANSION 2
DIG SITE - ENDGAME
¤note: After BLOB, you should not talk to the Fami Family NPC until AFTER talking to Dusty and Leona.
To do:
Confirm whether it is necessary to pay the librarian before the LEVIATHAN fight.
Check for Leona - Dusty (x2) possibility after ERIC'S MANSION 1.