
He's Glissinda the Troll.
The Big Bang Theory Season 4, Episode 4

SHELDON:
Hit TROLL with axe.
The Big Bang Theory Season 4, Episode 6

- Our TROLL walked in. I got him.
- We got him. We're almost done.
The Big Bang Theory Season 4, Episode 19

Troll master.
The Big Bang Theory Season 4, Episode 23

Kill TROLL.
The Big Bang Theory Season 4, Episode 6