This is mainly because it creates a pseudo-chaos state where players switch control of it each turn
Enchanted creature gets +2/+2 as long as an opponent controls a blue permanent
A while back I did 50 decks under $50 and the response was great, so I decided to follow up with 25 more decks, this time under $25
It's a bear, which is fine if you need one, but the ability on it is kind of awkward since it makes him a 1/1 but guarantees your next draw to be a land
Avatar: The Last Airbender play boosters have a good number cards that work beautifully with food, clues, lands, instants, and play-from-exile cards, each are popular themes with EDH players
Some of the humans even happen to be fairly exciting to cheat out (i.e., Gladiolus Amicitia)