Its because Heimdall is also know as the white/pale one.    From Wordnik.com.  [Idris Elba cast in Thor | Major Spoilers - Comic Book Reviews and News] Reference

"Heimdall," I began, trying to irk him further with the lack of formality, "it was simple to do.    From Wordnik.com.  [Timegod's World]

Heimdall was after you, and worried about Glammis.    From Wordnik.com.  [Timegod's World]

Heimdall glared at her and yanked on the gauntlet.    From Wordnik.com.  [Timegod's World]

"No. I suspect Heimdall will be the one they pick.".    From Wordnik.com.  [Timegod's World]

Giron had fetched me up to Assignments for Heimdall.    From Wordnik.com.  [Timegod's World]

Heimdall led a lonely life, both public and private.    From Wordnik.com.  [Timegod's World]

She was standing a few steps to the left of Heimdall.    From Wordnik.com.  [Timegod's World]

Heimdall hit me even before I cleared the Travel Hall.    From Wordnik.com.  [Timegod's World]

"Heimdall was just under too much stress," I announced.    From Wordnik.com.  [Timegod's World]

"Sterilise the whole atmosphere," recommended Heimdall.    From Wordnik.com.  [Timegod's World]

Heimdall wasn't just out to bury me under a pile of work.    From Wordnik.com.  [Timegod's World]

I was halfway down the ramp when I met Heimdall coming up.    From Wordnik.com.  [Timegod's World]

"Let's get on with it," groused Heimdall from the archway.    From Wordnik.com.  [Timegod's World]

With my luck, Heimdall would have started asking questions.    From Wordnik.com.  [Timegod's World]

Heimdall rode the horse Gulltopp, and Freyja drove her cats.    From Wordnik.com.  [Folk-Lore and Legends; Scandinavian] Reference

No, I was different, but I would have my revenge on Heimdall.    From Wordnik.com.  [Timegod's World]

Heimdall grinned, pleased that he'd gotten some interest from me.    From Wordnik.com.  [Timegod's World]

Heimdall couldn't find anything to complain about, but he still did.    From Wordnik.com.  [Timegod's World]

Heimdall stood there with the gauntlet, and I decided he needed a push.    From Wordnik.com.  [Timegod's World]

Heimdall and the Strike Force are gathering, and they've got a big laser.    From Wordnik.com.  [Timegod's World]

Heimdall sent me off to the end console, and I began to study the package.    From Wordnik.com.  [Timegod's World]

Heimdall undamped the slow-glass and pointed to the table across from him.    From Wordnik.com.  [Timegod's World]

There wasn't much I could do while I waited for Heimdall to debrief Derron.    From Wordnik.com.  [Timegod's World]

Heimdall and Freyda hadn't said a word, just pushed the buttons and sent me off.    From Wordnik.com.  [Timegod's World]

Better to keep playing it safe and not give Heimdall and company any free shots.    From Wordnik.com.  [Timegod's World]

But someone had wised Heimdall up about needing more than gauntlets or stunners.    From Wordnik.com.  [Timegod's World]

The sharks, or whatever, had been there longer than Sammis or Heimdall had figured.    From Wordnik.com.  [Timegod's World]

With all the rush, and especially after dealing with Heimdall, I'd lost track of her.    From Wordnik.com.  [Timegod's World]

Heimdall was continuing to build a private army, and Freyda had some plan of her own.    From Wordnik.com.  [Timegod's World]

"No catch ... none whatsoever, except it might take some tricky diving," Heimdall said.    From Wordnik.com.  [Timegod's World]

It probably almost looked like flying, and I grinned as I thought of Heimdall watching it.    From Wordnik.com.  [Timegod's World]

Freyda seated herself next to Heimdall, and both of them looked at me from their higher stools.    From Wordnik.com.  [Timegod's World]

If I'd been Heimdall, or Freyda, even Baldur, I might have been able to plan a graceful way out.    From Wordnik.com.  [Timegod's World]

I hoped I didn't have to, but Heimdall was sharp, and I still didn't have everything figured out.    From Wordnik.com.  [Timegod's World]