Galio players used to buy Lich Bane even though they went for a tanky rune with Aftershock. Riot was not a fan of the big goliath building full ap so they changed some of his ratios to make him ...

If you plan on playing Diana on lane, you should always start with Lich Bane as your first item, since it provides a ton of burst damage with its "Spellblade" effect and some pretty useful stats ...