Wild Pokémon and trainer levels are completely rebalanced to eliminate the infamous HeartGold/SoulSilver mid-game grinding wall.
这个改版的目标非常明确：
"Pokémon Sacred Gold" and "Storm Silver" are popular fan-made ROM hacks of Pokémon HeartGold and SoulSilver that expand, rebalance, and reimagine the Generation II experience while retaining the Kanto/Johto setting and many core mechanics. A broad, wide-ranging analysis covers their design goals, gameplay changes, technical aspects, community and distribution, legal/ethical considerations, and their place in ROM-hack culture. pokemon sacred gold storm silver documentation