Thx to BarpTheWire for helping me to route it!

Options: Fast, Off, Shift

Pick up PC Potion

Pick Squirtle

Go for at least 11,13,11,12 on lvl 6.

Kill a Lvl <=3 Pidgey/Rattata

Go all the way to forest without using the Mart 
(Optional: Route 1 -> Weedle Guy Manip, https://www.youtube.com/watch?v=fmZRooAdsl4&feature=youtu.be)

Weedle Guy:
2x Tail Whip + 4-5x Tackle

Brock:
4x Bubble

Mart:
Sell TM34
Buy 3 Balls, 15 Pots, 5 Anti
 
Caterpie: Tail Whip + 3x Tackle (4x Bubble)
Weedle: Tail Whip + 2-3x Tackle
Caterpie: Tail Whip + 2-3x Tackle (4x Bubble)
 
Rattata: Tail Whip + Tackle x3-4
Ekans: Tail Whip + Tackle x3-4
 
Weedle: Tail Whip + Tackle x2 (3x Bubble)
Kakuna: Bubble x3-4
Caterpie: Bubble x3-4
Metapod: Bubble x3-4
 
Caterpie: Bubble x4
Metapod: Water Gun x2

Catch Flier now!
Use Tackle!

Center

Buy the Magicarp

Do Entr Moon Manip (https://imgur.com/a/s5t8t)
(Normal Yoloball with Squirtle in front)

Swap Flier and Magicarp, Swap Squirtle and Magicarp
Teach TM01 to Squirtle over Tackle (Slot 1)

Rattata: 2x Water Gun
Zubat: 2x MP
 
Grimer: 3x WG
Voltorb: 3x WG (MP + WG)
Koffing: 3x WG
 
Center

Horsea: Tail Whip + 2x MP
Shellder: 2x Tail Whip + 2x MP

Heal
Toss Moon stone

Goldeen: 2x Tail Whip , 2x MP

Staryu: 2x Tail-Whip + 2x MP
Starmie: 3x Tail-Whip + 3-4x MP  (Check Potion Count at the end of the fight)

Mart:
Sell Ball
Buy 7 Pot , 3 Awakening

Center

Teach TM11 to Wartortle over Bubble (Slot 3)

Get the Rare Candy

Bridge Rival: 
Swap BB und WG
Pidgeotto: 2x BB + WG
Abra: MP	(Heal on Abra if under 40 HP)
Rattata: BB
Bulbasaur: 2-3x MP (Tail Whip + 2x MP)

Always heal if under 20 HP
U can heal in fight with Magicarp too

BC: BB , BB
Lass: BB (+WG) , BB+WG
Youngster: BB , 2xWG (BB) , 2xWG (BB)   BB with good SPC
Lass: BB+WG , BB+WG
Jr.Trainer: 2xBB  (Chop for Magicarp Redbar)
Rocket: BB (+WG) , BB+WG		(If missed BB on Sand then 2x WG)
 
Hiker: WG
Lass: BB+WG , BB+WG
Hiker: WG , WG , BB , WG

Heal to 45+
Lass: MP+BB , BB , MP + BB
 
Bill:
Use Escape Rope

Center

Dig Rocket: 2x BB , 2x MP (Awakening if Hypnosis)
 
Pick up Full Restore
 
Jr. Trainer Female: 3x BB (+BB)
Jr. Trainer Male: BB , 2x BB	(FR if u have to)
 
No Center! Do early Mart if low HP and no healing Items

The door left from the walking npc on floor 1
Bodyslam: 2x BB
 
Gentleman: BB , BB
 
Menu:
Use 3x Rare Candy on Magikarp (triple Input)
Teach TM12 to Gyarados
Teach TM08 to Gyarados (Slot 1)
Change Options to Set!
 
Boat Rival: 2x Bite (Bite + BS), 2x Bite, BS, 2x BS

Mart:
Sell Potions
Buy 3x Repel , 4x Para , 9x Super Pot

Bike Voucher
Swap Repel in Slot 1
Teach HM01
Teach TM28
Dig out

Bike Shop:
Swap Bike in Slot 2
Swap Super Pot 3 Slots up
Use Bike

(Try to save BS for Center Skip)

4 Turn Girl: 2x Bite, BS (+Bite) , 2x Bite, BS (+Bite)
 
BC: BS , BS , 2x Bite
 
Pokemaniac: 2x WG, 2x BS + Bite  

(Use FR if low and enough status healing items)

Pokemaniac: 2x BS + Bite  (3x BS)                                   Headbutt , Hitself 15
Jr.Trainer Female: 2x Bite , 2x Bite

Hiker: 3x WG
Jr. Trainer Female: BS , 2x Bite , BS
Gambler: 2x Bite (Bite + WG) , BS (+Bite)
 
Hidden Underground Elixer + Nugget
 
Center (Skip with 3 BS left)

Mart: Sell 2x Nuggets
      Buy 9 Super Repel
      Buy Pokedoll , 1 Fresh Water  (Icebeam) , 1 Fresh Water
      Buy 2 X-ACC , 3 X-ATK , 14 X-SPC , 6 X-SPD


Fly Menu:
Swap Slot2 with Repel  (2 under Helix)
Teach Icebeam over Tackle (Slot 2) (Double input)
Swap Slot3 with X-SPC
Teach Fly
Swap X-SPD with Slot 4 (up-Swap) (over/under Super Pot)
Use Bike
 
Bike to Surge via Guardhouses
 
Can Manip (get off the Bike)
 
Voltorb: X-Speed , 2x X-Attack , BS
Pikachu: BS
Raichu: BS

Fly to Lavender

Tbolt Menu:
Use Repel
Swap Slot 6 with Elixer
Teach TM24 over Bite (Slot 3)
Use Bike
 
Lavender Rival: TB , TB , BS , BS , 2x Ice  (Heal <12)
 
Pick up both Elixer

If Redbar Lavender Rival take a Super Potion
 
Channeler 1: Ice + TB , Ice + TB
Channeler 2: Ice + TB
Channeler 3: Ice + TB
 
Ghost Menu:
Swap 1 under Elixer with X-Acc
Use Poke Doll
 
Rocket 1: TB , TB , 2x TB
Rocket 2: 2x BS , BS + TB
Rocket 3: TB , TB , 2x TB , TB

Fly to Celadon

Snorlax Menu:
Use Repel
Swap Item under Elixer with Rare Candys
Use Flute

Pick up Candy

EQ Menu:
Toss smth (Moon stone, Awakening, FR, 
Use Bike

Enter Safari:
Use Repel
Use Bike

Take this Path:
https://imgur.com/gallery/VWjrjve

Head to Silph
Teach Surf over WG (2 under Flute) (after biking)

Rocket: 2x Surf
 
Save and Heal!

(If Sand-Attack use X-Acc)
Silph Rival: 2x X-Special , X-Speed , TB , TB , Surf , 2x BS , 2x Icebeam   (Razor Leaf Crit: 62)                                                
 
Rocket: Surf , 2x BS , Surf       				       (Psychic 35)
Silph Gio: 2x X Special + Surf , Surf , Surf , Surf
 
Dig out

(Center if low and no Supers left)

Fly to Fuchsia
 
Juggler 1: BS+TB , BS+TB , BS , BS+TB
Heal to ~100HP before next fight
Juggler 2: BS+TB , 2xBS (TB)
 
Koga: X Special + Surf , 2x Surf , Surf , 2x Surf
(Weezing: Sludge: 52)

If Lvl 35 after Weezing:
Take 2 Candys and do Normal Mansion to Erika

If Lvl 34 after Weezing:
Kill a Mansion Encounter and take 2 Candys

Fly to Pallet Town

Mom Heal
 
Pallet Menu:
Use Repel
Use Surf (Gyarados)

Blizzard Menu:
Use Repel
Teach Blizzard over Icebeam (Slot 2)


Dig out Menu:
Use 4 Candys/2 Candys
Pick up Secret Key

Bike to Erika Gym
 
Beauty: Bliz
Erika: Bliz , Bliz , Bliz


Fly to Zinnabar
(Teach Strength
Toss smth)
Use Bike

Blaine: X-Special + Surf , Surf , Surf , Surf

Sabrina: X-ATK + BS , BS , BS , BS               (Psybeam ~27)  (Kadabra Psychic: 52 , Psybeam: 34)
BS disable -> Swap Out

Try to setup Redbar! (around 25 HP) on Sabrina

Teach TM38 Fireblast over BS
 
Cooltrainer: Surf
 
Blackbelt: Surf , Surf , Surf

Elixer

(Ryhorn FuryAttack and Stomp ~20)
Gio: Surf , Surf , Surf , Surf , Surf  (If Sand Attack, swap to Flier on Nidoqueen
 
(Center)
 
Rival: 2x X Special , X Speed , TB , Surf , TB , Surf , 2x Surf , FB  (Pidgeot QA,WA: ~15) (Zam Psychic: ~42)

Deposit Pokemons

Center
Buy FR 10
Heal Full

Lorelei: X Special + 2x TB, TB , 2xTB , FB , 2xTB (FR on Lapras if necessary)  (max to 6 SPC)
 
Bruno: X Special , Surf , Surf , Surf , Surf , 2x Surf (Submission crit ~85)
 
Agatha: 2x X Special + X Speed + 2x Surf , Blizzard , 2x Surf , Surf , 2x Surf
 
Elixer
 
Lance: X Special + X Speed + TB , Blizzard , Blizzard , TB , Blizzard               (Hyperbeam: 88, Takedown: 81, Bite: 38 (Crit 86))

Elixer
 
Champ:
Pidgeot: X Special + X Speed + (X Acc) + Blizzard , 2x Surf , Surf , TB , Surf , 2x FB         Sky Attack ~80
																						(Razor Leaf Crit: ~100)