fix getEggMoves() helper function

src/data/mystery-encounters/encounters/global-trade-system-encounter.ts

@@ -260,6 +260,9 @@ export const GlobalTradeSystemEncounter: MysteryEncounter =
             if (!tradePokemon.shiny && (!tradePokemon.species.abilityHidden || tradePokemon.abilityIndex < hiddenIndex)) {
               const eggMoves: Moves[] = tradePokemon.getEggMoves();
 
+              if (eggMoves) {
+
+              }
               // Cannot gen the rare egg move, only 1 of the first 3 common moves
               const eggMove = eggMoves[randSeedInt(3)];
               if (!tradePokemon.moveset.some(m => m?.moveId === eggMove)) {

src/field/pokemon.ts

@@ -1800,7 +1800,7 @@ export default abstract class Pokemon extends Phaser.GameObjects.Container {
    * @returns list of egg moves
    */
   getEggMoves() : Moves[] {
-    return speciesEggMoves[this.species.speciesId];
+    return speciesEggMoves[this.getSpeciesForm().getRootSpeciesId(true)];
   }
 
   setMove(moveIndex: integer, moveId: Moves): void {