In VZ's blog, while highlighting Bama's strength on D, he also named ours...

Xenomorph

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Feb 15, 2007
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They clog up gaps with their size and they always have an extra guy there to have a tackle in the box because they're able to play man-to-man on the outside.

If we had the ability on the corners to play man, our linebacking corps would be hell to deal with.