Oh absolutely, I can confirm there is and they can get nasty!IIRC, Bloodied was positive (well, other than being down 50% hp) if you only looked at your own sheet. But I'm pretty sure there were some monsters that had special attacks that they could only do on Bloodied opponents, or that had increased effects on them.
I like how 4e fighters are so awesome that they can hurt you, even if they can’t hit you.
I like how 4e warlords are so awesome that they can heal you, even it's by yelling at you.I like how 4e fighters are so awesome that they can hurt you, even if they can’t hit you.
Yeah, to do that now I need a feat that lets me use magic duct tape.I like how 4e warlords are so awesome that they can heal you, even it's by yelling at you.
“Rub some dirt in it!”I like how 4e warlords are so awesome that they can heal you, even it's by yelling at you.

(Dungeons & Dragons)
Rulebook featuring "high magic" options, including a host of new spells.