Ho-Oh in depth
A name that already existed
ホウオウ is not an invention: it is 鳳凰, hōō, the mythical bird that Chinese tradition called fenghuang and that Japan inherited through Buddhism. It appears at Byōdō-in in Uji, on temple roofs and on the reverse of ten-thousand-yen banknotes. Western localizers did not translate anything — they simply wrote it as “Ho-Oh”, with a hyphen, and that is the name in every language. It is one of the few cases where the English version does not look for its own wordplay, because the original already came with its meaning built in.
The fenghuang detail that survives best in the design is the five-colour plumage described in classical texts. Here there are seven, the colours of the rainbow, which is a small and very profitable change: it turns the creature into an optical phenomenon and gives it its category.
The fire at the Burned Tower
The story supporting the whole of Johto’s second half is a fire. One hundred and fifty years ago, the twin tower of the Tin Tower burned down and three Pokémon died inside; Ho-Oh brought them back to life as Raikou, Entei and Suicune, each marked by an element of the fire itself — the lightning that caused it, the flames and the rain that put it out. Since then, it has never landed there again, and that is the narrative excuse for letting its three creatures roam loose across the map while it waits above.
Opposite Lugia, the mascot of Silver and its exact counterpart, the division is clean: one lives at the top of a tower and the other at the bottom of the sea, one resurrects and the other calms storms. The games treat them as a pair even when only one of the two is obtainable.
What changed over time
Sacred Fire began as its exclusive move and remained so for years, until event distributions started giving it to other species. It is a rare physical move among Fire-type moves, which have historically been almost all special, and it fit well when the third generation separated physical Attack from Special Attack: with 130 Attack against 110 Special Attack, the split worked in its favour.
Regenerator is a later addition, and considerably newer than the rest of its sheet. A move designed for Pokémon that switch in and out, placed on a creature whose problem is precisely that switching in costs it half its life, has something of a contradiction only half-resolved.
Its level-up move list stretches all the way to 99, where it learns Overheat, and passes through Future Sight at 81 and Sky Attack at 90. Sky Attack hits for 140 but spends a turn charging, so practically nobody uses it. That is standard for second-generation Legendaries: the best moves arrive so late that the captured specimen already comes with half of them learned, and the rest are not worth waiting those levels for.