LA optimized route

Shield
Enter Meowmeow's house to set savepoint
Sword
Tail key
Powder
Bombs, shovel, arrows

D1
Up, right, up, left, key chest
Feather, SQ
Up, switch, key chest
Nightmare key, SQ
Head to the boss
DON'T ICS

Get Bowwow, SQ
Left, go down and clip into the wall on the left
Flock clip to D2 https://www.youtube.com/watch?v=2JA1xMy_LP0

D2
Light the lamps
Kill stalfos, get the key
Kill stalfos, get the key chest
Avoid getting the powder by clipping into the switch tile
Get the key chest
Get the Bracelet
Waste all you powder
Nightmare key
Boss
ICS

Head to D4 warp, SQ
Shroom
Return Bowwow
Villa skip with shroom
Key
Villa escape

D3
Kill most enemies on the way to Pairodd's key to get PoP
4-zols room key (1)
Pairodd's room key (2)
Dodongos
Boots
Nightmare key, SQ
Get the key on the right (3)
Get the mini boss warp
Flock clip through the last key block https://www.youtube.com/watch?v=n7AkEJrfMPI
Head to boss
ICS

Head to Animal Village
Enter the first house to create a savepoint
Event trigger the Walrus cutscene as https://www.youtube.com/watch?v=N5HB0jDgq18
Get Fish key, SQ
Open D4
Head to D4

D4
Get bomb refill
Get key chest behind the cracked block
Get key in Tektite room
Mini boss
Flippers
SJ to Nightmare key https://www.youtube.com/watch?v=EE5xpYF3dfs
Boss
Ghost skip by ICS /!\MANDATORY/!\

Bird key by shroom hovering https://www.youtube.com/watch?v=BrIRiNsVMSg
Head to D8 using shroom everywhere it's needed
Event trigger the Turtle Head

D8
Go and break the wall with bomb-arrow
Get the refills
Get the 2 keys
Shield off the Peahat into the pit https://www.youtube.com/watch?v=0gACey--JTM
SJ to the key block platform
Blaino skip https://www.youtube.com/watch?v=vyWa7UEkXhY
Magic Rod, SQ
Head to Nightmare key
Deload Cue Ball
Nightmare key
Head right before boss room
GET ARROW REFILL
SJ https://www.youtube.com/watch?v=rrD1iSvYrWk#t=2m50s
Deload boss
ICS

Go to D7 by the Swamps

D7
Go right
Deload the anti-faerie+like-likes room, get key
Destroy 1st pillar
Destroy 2nd pillar
Hit the switch
Head to 3rd pillar, SJ and destroy it https://www.youtube.com/watch?v=3IYKfNpTw4o#t=27s
DON'T USE ARROW TO DESTROY THE WALL, IT CANCELS THE EVENT TRIGGER
Event trigger the last pillar
Head to boss room
Goomba Surf to the boss https://www.youtube.com/watch?v=a7sUvTzlvMA
Quick kill it
ICS

Go to D4 warp
Southern Shrine
Head to D6

D6
Go left
Bomb the switch
Bomb arrow the wall on the right
Deload the room
Get Bracelet LV2, SQ
Go right
Deload tile room
Deload wizrobes room
DON'T get chest key
SJ to Nightmare key, SQ
Go left, up to switch room, up, take the stairs, go right, deload the sparks-and-hint-wall-thing
Flock clip through the key block
Deload the Vacuum Mouth room
Deload the Beamos room
Deload the boss room
ICS

Go to D5

D5
Get the key
Head to Nightmare key
Deload the 4-stalfos room
Deload the Master Stalfos room
Go left from the 2-spark room and to the Nightmare key
Nightmare key, SQ
Deload same rooms, head to the boss
Deload the stars room
Jump across the pit
Deload boss
ICS

Head to Egg
Event Trigger the Egg https://www.youtube.com/watch?v=9767DpOlk9Y
Nightmare text skip https://www.youtube.com/watch?v=IotjR1uChpE
Quick kills
Dethyl
GG
WR