Gel, otherwise known as a "Slime" or an "Ooze" is a child sized mass of digestive mucus, its known to nest inside dark, damp areas such as caves, drainage channels and marshland.
Interestingly some beasts seem immune to the corrosive effect, I will look more into this.
3/10 on the robic danger scale

The Strider is one of Kavoks most important animals, roaming at 12ft tall and eating the nutrient dense fruit of ironbark trees, these giants are well known for their axe-like horn, which is traditionally used as a weapon by the native population.
2/10 on the robic danger scale

The corpse of an Oran, its soul un-severed and unburied will still rot, causing the once dead immeasurable agony as they desperately lash out as Zombies. They're slow and weak, but the wounds they inflict can quickly fester.
6/10 on the robic danger scale.

The "Moon angel" gets its name from its nocturnal behavior, living underwater for most of the day, only using its gas filled bell to patrol the beaches at night.
Slow with a potent paralytic venom.
4/10 on the robic danger scale. just don't get too close

When an un-severed spirit attempts to roam the rift, it may become stuck in the hard soil of its gravesite. Becoming a "Grave Mass" Typically quadrupedal, the specimen in this book was an outlier with only 3 limbs.
Faster than a typical skeleton.
7/10 on the robic danger scale.

"Roaming Hives" are a natural phenomenon occurring when Vrklan Mining Wasps construct their nest around a wild golem core, causing the nest to rise out of the mud and defend its creators viciously.
6/10 on the Robic danger scale.