Route 4

Route 4 is located east of Calcenon City and north of Route 3 and Agate City.
==Puzzle==
===Terrain Change===
Several areas past the rock-climb wall will prompt you to either freeze or melt the area. If this happens, a prompt will appear whenever you enter the area: 
* "A chill spreads through the air..." - Change the field into a snowy one using Blizzard, Subzero Slammer, Hail etc.
* "The snow squishes underfoot..." - Melt the field using Eruption, Fire Pledge, Flame Burst, Heat Wave, Incinerate, Inferno Overdrive, Lava Plume, Mind Blown or Searing Shot
===Rock Climb Area===
After you obtain Badge 16, you will obtain the TMX9 Rock Climb and can use Rock Climb outside battle. To progress with the story, you need to get through the Rock Climb area of Route 4. The guide for the Rock Climb area is as follows.
Fly to Calcenon City. Go right to reach Route 4. Go all the way right to reach the Rock Climb path. Climb up to the new area. Go to the right side and climb up again.
Go to the top right corner of the new area and climb to the right. When you reach the water area, start from the top right corner, and jump right.
Jump left and up to land on the middle platform. Go to the bottom side and jump down, right, down, to reach the bottom area of the map.
In the bottom area of the map, go to the Rock Climb path on the bottom side, like in the left photo. In the new area, go down the Rock Climb path in the bottom left corner.
Jump across the rocks to get on to the bottom right corner of the map. Then jump left to get to the bottom left corner of the map.
==Places of interest==
===Mechanic Shed===
A small house in which you can find Gastly and TM73 Thunder Wave.
=== Glass Workstation ===
An abandoned Glass Factory you can access later in the game.
===New World===
==Sidequests and Special Encounters ==
===Hiker Sidequest===
===Absol Special Encounter===
After completing the Devon Corp story segment, bring an Ill-Fated Doll to the Waterfall outside Calcenon City around midnight. Absol has these Egg Moves in its moveset: and . It used to belong to Ame, and it is likely the same Absol the player has encountered at various points throughout the game, attempting to warn them of an approaching disaster. If Absol is not caught as soon the Special Encounter is made available, it will continue to appear at notable locations throughout the story, continuing to warn the player of impending disaster.
===Scyther Special Encounter===
===Marill Special Encounter===
===Snivy Special Encounter===
=== Gastly Special Encounter ===
In a small house named Mechanic's Shed, theres a controlling the menacing BreloomBot. The Gastly has these Egg Moves in its moveset: and .
=== Bagon, more like ba-gone ===
Bagon will then join the party at Level 20 and has the Egg Move in its moveset.
===Forces of Nature Quest===
==Pokémon==
=== Mountain Base Area ===
=== Mountain Areas (Requires Rock Climb) ===
Battles take place on a Forest Field.
=== Snowy Areas (Requires Rock Climb) ===
Battles take place on a Snowy Mountain.
=== Scyther Nest (Requires Rock Climb) ===
Battles takes place on a Mountain Field.
=== Snivy Nest (Requires Rock Climb) ===
=== Marill Nest (Requires Rock Climb, Surf, and Waterfall) ===
==Battles==
===Regular Trainers===
===BreloomBot===
BreloomBot is battled on a Short-Circuit Field in a Single Battle format.
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==Items==