Boogle, Oogle, Snoogle and Troogle are Trojan's school friends. You could obtain them either as challengers, minipets, or both during the Alien Invasion Event of 2014. While playing Marapets, you were randomly attacked by a number these baddies. Defeat them in the Battle Arena for a chance to win them. All of their minipet forms (and trading cards) are Rarity 19.
(from left to right) Snoogle, Oogle, Boogle, and Troogle.
Boogle[]
Boogle is a purple African wild dog-like alien with blue antennae, eyes, and drool.
Oogle[]
Oogle is an olive and yellow alien with bent antennae and an Alien Blaster.
Snoogle[]
Snoogle is a blue octopus/lion hybrid with lots of antennae and teeth.
Troogle[]
Troogle is an aqua Himalayan cat with long hair and three red dots on its head.