Effective Lures in OU - Smogon University

VGC - Ho-oh no! Anything but Ray-Ogre

Grammar - Ho-Oh [GP 0/2]

Though Ho-Oh is mostly valued on - Smogon University

XY Ubers - Trick Room (Sol)rocks ! (peaked #1, 1805)

Ubers Spotlight: Lunala - Smogon University

Ho Oh is restricted to event-only movesets · Issue #2322 · smogon/pokemon-showdown · GitHub

Asian ho oh Smogon Forums

ORAS Ubers - Defensive Melodies

New and flavorful abilities for the Gen 2 legendaries. The beasts were tweaked from my previous post, and then Ho-oh and Lugia were designed to be focused on double battles : r/stunfisk

Sacred Fire (move) - Bulbapedia, the community-driven Pokémon encyclopedia