Axe: Heart lack recipe
Bloodseeker: Basher recipe obsolete.
Bristleback: Heart lack recipe
Chaos Knight: Heart lack recipe
Dragon Knight: HoD basically useless
Drow Ranger: HoD basically useless
Juggernaut: Battle Fury lack recipe. Monkey king bar recipe obsolete.
Luna: Try to build Ring of Aquila
Omni Knight: Heart lack recipe
Phantom Assassin: Monkey king bar recipe obsolete. Basher recipe obsolete.
Pudge: Heart lack recipe
Riki: Monkey king bar recipe obsolete. Basher recipe obsolete. Lack Stout Shield for Vanguard and Abyssal Blade.
Razor: Heart lack recipe. Hurricane Pike lack recipe. Also this hero seem to have to many items in his build (7 slot end game apart from boot).
Sniper: Maelstrom recipe obsolete. Also it would be nice if update Dragon Lance to Hurricane Pike for him.
Sven: HoD basically useless
Tiny: Heart lack recipe
Viper: Monkey king bar recipe obsolete. Hurricane Pike lack recipe.


Basically, issues are caused by obsolete recipes. HoD should also be removed from some carry's build.
Also, Crystal Maiden and Zeus seem to have to few item builds.