4780 - Pokemon Heartgold -u--xenophobia- Page

If you have executed or opened 4780 - Pokemon Heartgold -u--xenophobia-:

1. Using Pokémon DS ROM Hacking tools (e.g., SDSME, Pokeditor, PPRE, or Hex Maniac)

2. Implement via script (if using a decompilation project like pret/pokemon-heartgold – though not fully decompiled yet) 4780 - Pokemon Heartgold -u--xenophobia-

You could insert a check in party_check and ball_use functions:

// Pseudo C logic for a HeartGold hack
bool is_johto_native(int species) 
    // Johto Dex numbers 001–100 (or 001–256 depending on expand)
    // Exclude evolutions introduced after Gen 2
    int johto_list[] =  152, 153, 154, 155, ... 251 ; // Chikorita to Celebi
    for (int i = 0; i < 100; i++) 
        if (species == johto_list[i]) return true;
    return false;
bool on_catch_attempt() 
if (!is_johto_native(current_wild_pokemon)) 
show_message("This Pokémon is foreign and cannot be caught in this xenophobic region!");
return false; // block capture
 If you have executed or opened 4780 -

3. Optional additions to make it interesting // block capture

A search on MalwareTips and r/Roms megathread shows user reports from 2021-2023:

"I downloaded '4780 - Pokemon Heartgold -u--xenophobia-.nds' from a shady upload blog. My antivirus flagged it as 'Trojan:Win32/Wacatac.H'."

Analysis: The file was not a ROM. It was a self-extracting archive that dropped a cryptocurrency miner or a keylogger. The name "xenophobia" was used ironically to scare users into either avoiding the file (good) or clicking it out of curiosity (bad).