Pokemon Sour Crystal ROM

Pokemon Sour Crystal is a GBC ROM Hack by Sourapple based on Pokemon Crystal. It was last updated on September 14, 2024.

Description

Pokemon Sour Crystal is hack that is full of ‘Quality of Life’ features to give the player an overall better experience. This hack’s goal it to try and improve upon most of the original game’s known flaws while retaining the overall Gen2 feeling as best as it can.

Features

• New Custom Pokémon Sprites done by me. Over 200 have been tweaked/redone
• A Challenge Mode System which can be set during a New Game
• A fully-functioning Safari Zone with 4 custom Biomes to explore
• Unique Party sprites
• Updated Stats up to gen9
• Updated Move properties: Base Power, Accuracy, effects .etc
• Updated Movepools
• Upgraded trainer rematch system to make grinding more enjoyable and rewarding
• A complete overhaul of the PC Box which now functions like Gen3. No more saving between boxes required
• Some post-game Pokémon are now available in Johto such as Houndour and Slugma
• Upgraded battle color system for more dynamic attack animations
• Updated attack animations for some moves
• All 251 Pokémon obtainable
• Instant Apricorn Balls
• Visible Berries and Apricorns on the overworld. Each tree respawns at 12:00am each day
• A Berry Pocket to reduce your main pocket from getting full
• A new Pager system that replaces the need for HM slaves
• Reusable TMs
• The Ghost-Type is now special and the Dark-Type and Dragon-Type are now Physical
• A new Swarm system with more than 95 different swarms. Swarming Pokémon now have an increased chance of being shiny
• Almost all bugs from gen2 have been fixed.
• Kanto has been restored to its gen1 size including some cut areas
• Kanto now has Headbutt trees
• All HGSS-exclusive routes and trainers have been ported
• Trade Evolutions can now also be obtained by using a new item called the Linking Cord or by simply using the item required for trading on the Pokémon. (King’s Rock, Metal Coat, etc.)
• A Move Reminder
• And many other small goodies to find!

This Hack DOES NOT include:

• Following Pokémon
• Physical/Special Split
• No gen3+ Pokémon
• No fakemon or beta mons

Changelog

V5.1a

Fixes

• BRICK PIECES have been removed from the game and replaced with a new item “OPAL SHARD”
• A new Move Tutor was added to the Ruins of Alph Research Center. He teaches moves that were TMs in Gen1
• Added a few OPAL SHARDs as pokeball items throughout the game
• Players can now find 3 TINYMUSHROOMS in ILEX FOREST each day
• Increased the frequency of rainy weather to 2 random routes instead of 1
• Double-Edge now deals 1/3 of the damamge as recoil. (up from 1/4)
• Struggle will now always deal 1/4 of the user’s max HP as recoil
• Payday now drops coins equal to x5 the users level with each use
• Reduced the time rain splashes stay on screen during rain in the overworld
• Reduced the level of Goldenrod Game Corner’s prize Porygon from 12 to 10
• WATERFALL, SOLARBEAM, AURORA BEAM, ABSORB, MEGA DRAIN, GIGA DRAIN, LEECH SEED sapping and OUTRAGE, attack animations have been updated
• Remade Icons for Pidgey/Pidgeotto/Pidgeot and Farfetch’d

Bugfixes

• Corrected an issue with the Scientist’s OW sprite
• Raikou, Entei, Suicune now use the correct overworld palette when they are dormant in Burned Tower BF1
• Fixed a graphical issue with the rocks on Cinnabar Island
• OW sprites will no longer flicker during map transitions or using field moves.
• Headbutt trees will no longer overlap the player’s sprite while it shakes
• Cut trees will no longer overlap the player’s sprite while it disappears
• Fixed an issue where the player could walk through trees on MtSilver’s Lower Mountainside
• Corrected an issue where the Cleanse Tag could not be obtained in some cases
• Fixed a bug that would cause battle animation palettes to not be reset at the end of a turn
• Corrected an issue where battle transitions would cause graphical glitches during rain (v5.1a)

V5.0

Updates

• Dynamic OW palette system. This allows more colors to be used on certain maps at a time.
• Dynamic Sprite system. This allows more sprite variety to be used on certain maps at a time.
• Overworld Weather. Route 33 and Lake of Rage will almost always have rain. In addition, each day one route at random will have rain in both Johto and Kanto.
• Game now runs in Doublespeed. This will allow faster processing and less visible lag in some scenarios.
• Over 100 New party Icons
• Multiple new pokemon sprites and palettes
• Some movepool shave been adjusted for balancing
• Female shiny pokemon are now slightly more common and have better DVs similar to Males
• Re-arranged some Safari Zone mons
• Updated some attack animations
• Spikes can now set up to 3 layers
• Mt.Silver Cave has been expanded and now has additional maps to traverse
• A brand new trading cutscene has been made to make full use of the GBC
• A version number is printed on the main menu now

Bugfixes

• Corrected a warp issue with Fuchsia City’s South Gate
• Corrected an issue where the Fossil at Mt.Moon would not appear in some cases
• Corrected an issue where the Curse TM could not be obtained in some cases
• Teleport now works correctly in Trainer Battles
• Corrected multiple trainers using incorrect parties in challenge mode
• Gentleman Alfred now uses correct phone call text
• Corrected various typos across the game
• Fixed a visual issue with Routes 5, 6 and 12
• Corrected an issue where the Safari Game would not end if the player ran out of balls during a fish or headbutt encounter
• Corrected an issue where Safari Balls were not consumed during a fish or headbutt encounter
• Corrected an issue where the screen would fade twice if the player caught a pokemon during the Safari Game
• Corrected an issue where some Trainer rematches did not behave correctly
• The Rock Smash Pager now works correctly when used from the Pokegear menu.

V4.2a

• Fixed an issue where Teleport would not work correctly for the opponent in trainer battles.