"Landon" can refer to a number of things, mostly characters. Check the current list of landon* tags to see if there is a more specific one that fits what you are trying to tag.

Some of the more popular tags from the list include...

Characters

• landon_(fellowwolf)
• landon_(darkpenguin)
• landon_porter
• landon_mornhinweg

...but check the complete list if the one you want isn't listed here.