Add a few more pokedex data entries

lib/generations/Gen1Data.dart

@@ -1165,6 +1165,62 @@ class Gen1Locations {
       GameRoute.VictoryRoad,
     ], Generation.Three),
   ];
+  static const List<Location> Pikachu = [
+    Location(
+      Game.Red,
+      [GameRoute.PowerPlant, GameRoute.ViridianForest],
+      Generation.One,
+      additionalGames: [Game.Blue],
+    ),
+    Location(Game.Yellow, [GameRoute.PalletTown], Generation.One),
+    Location(
+      Game.Gold,
+      [GameRoute.RT2],
+      Generation.Two,
+      additionalGames: [Game.Silver],
+    ),
+    Location(Game.Crystal, [
+      GameRoute.RT2,
+      GameRoute.CeladonCity,
+    ], Generation.Two),
+    Location(
+      Game.Ruby,
+      [GameRoute.SafariZone],
+      Generation.Three,
+      additionalGames: [Game.Sapphire, Game.Emerald],
+    ),
+    Location(
+      Game.FireRed,
+      [GameRoute.PowerPlant, GameRoute.ViridianForest],
+      Generation.Three,
+      additionalGames: [Game.LeafGreen],
+    ),
+  ];
+  static const List<Location> Raichu = [
+    Location(Game.Red, [GameRoute.CeruleanCity], Generation.One),
+    Location(Game.Blue, [
+      GameRoute.CeruleanCity,
+      GameRoute.PowerPlant,
+    ], Generation.One),
+    Location(Game.Yellow, [GameRoute.Evolve], Generation.One),
+    Location(
+      Game.Gold,
+      [GameRoute.Evolve],
+      Generation.Two,
+      additionalGames: [Game.Silver, Game.Crystal],
+    ),
+    Location(
+      Game.Ruby,
+      [GameRoute.Evolve],
+      Generation.Three,
+      additionalGames: [
+        Game.Sapphire,
+        Game.Emerald,
+        Game.FireRed,
+        Game.LeafGreen,
+      ],
+    ),
+  ];
 }
 
 class Gen1DexData {
@@ -2340,4 +2396,110 @@ class Gen1DexData {
       Generation.Three,
     ),
   ];
+  static const List<DexEntry> Pikachu = [
+    DexEntry(
+      Game.Red,
+      "When several of these POKéMON gather, their electricity could build and cause lightning storms.",
+      Generation.One,
+      additionalGames: [Game.Blue],
+    ),
+    DexEntry(
+      Game.Yellow,
+      "It keeps its tail raised to monitor its surroundings. If you yank its tail, it will try to bite you.",
+      Generation.One,
+    ),
+    DexEntry(
+      Game.Gold,
+      "This intelligent POKéMON roasts hard BERRIES with electricity to make them tender enough to eat.",
+      Generation.Two,
+    ),
+    DexEntry(
+      Game.Silver,
+      "It raises its tail to check its surroundings. The tail is sometimes struck by lightning in this pose.",
+      Generation.Two,
+    ),
+    DexEntry(
+      Game.Crystal,
+      "When it is angered, it immediately discharges the energy stored in the pouches in its cheeks.",
+      Generation.Two,
+    ),
+    DexEntry(
+      Game.Ruby,
+      "Whenever PIKACHU comes across something new, it blasts it with a jolt of electricity. If you come across a blackened berry, it’s evidence that this POKéMON mistook the intensity of its charge.",
+      Generation.Three,
+    ),
+    DexEntry(
+      Game.Sapphire,
+      "This POKéMON has electricity-storing pouches on its cheeks. These appear to become electrically charged during the night while PIKACHU sleeps. It occasionally discharges electricity when it is dozy after waking up.",
+      Generation.Three,
+    ),
+    DexEntry(
+      Game.Emerald,
+      "It stores electricity in the electric sacs on its cheeks. When it releases pent-up energy in a burst, the electric power is equal to a lightning bolt.",
+      Generation.Three,
+    ),
+    DexEntry(
+      Game.FireRed,
+      "It has small electric sacs on both its cheeks. If threatened, it looses electric charges from the sacs.",
+      Generation.Three,
+    ),
+    DexEntry(
+      Game.LeafGreen,
+      "When several of these POKéMON gather, their electricity can build and cause lightning storms.",
+      Generation.Three,
+    ),
+  ];
+  static const List<DexEntry> Raichu = [
+    DexEntry(
+      Game.Red,
+      "Its long tail serves as a ground to protect itself from its own high voltage power.",
+      Generation.One,
+      additionalGames: [Game.Blue],
+    ),
+    DexEntry(
+      Game.Yellow,
+      "When electricity builds up inside its body, it becomes feisty. It also glows in the dark.",
+      Generation.One,
+    ),
+    DexEntry(
+      Game.Gold,
+      "When its electricity builds, its muscles are stimulated, and it becomes more aggressive than usual.",
+      Generation.Two,
+    ),
+    DexEntry(
+      Game.Silver,
+      "If the electric pouches in its cheeks become fully charged, both ears will stand straight up.",
+      Generation.Two,
+    ),
+    DexEntry(
+      Game.Crystal,
+      "If its electric pouches run empty, it raises its tail to gather electricity from the atmosphere.",
+      Generation.Two,
+    ),
+    DexEntry(
+      Game.Ruby,
+      "If the electrical sacks become excessively charged, RAICHU plants its tail in the ground and discharges. Scorched patches of ground will be found near this POKéMON’s nest.",
+      Generation.Three,
+    ),
+    DexEntry(
+      Game.Sapphire,
+      "This POKéMON exudes a weak electrical charge from all over its body that makes it take on a slight glow in darkness. RAICHU searches for electricity by planting its tail in the ground.",
+      Generation.Three,
+    ),
+    DexEntry(
+      Game.Emerald,
+      "If it stores too much electricity, its behavior turns aggressive. To avoid this, it occasionally discharges excess energy and calms itself down.",
+      Generation.Three,
+    ),
+    DexEntry(
+      Game.FireRed,
+      "Its electric charges can reach even 100,000 volts. Careless contact can cause even an Indian elephant to faint.",
+      Generation.Three,
+    ),
+    DexEntry(
+      Game.LeafGreen,
+      "Its long tail serves as a ground to protect itself from its own high-voltage power.",
+      Generation.Three,
+    ),
+  ];
 }