Is it intending for the flying vipers to be immune to DC crits, or is it trying to target limbs it doesn't have? I get just a string of damage sometimes. Doesn't happen with the boars.

Vipers:
Warding failed!
... and hits for 33 points of damage!
A winged viper is suddenly engulfed in flames of pure essence!
... 50 points of damage!
Permanently debilitating burns across stomach.
... 20 points of damage!
Solid blow to the head exposes grey matter on ice!
... 30 points of damage!
... 20 points of damage!
You feel 3 mana surge into you!
Cast Roundtime 3 Seconds.

You see a fairly typical winged viper.
It has minor lacerations about its head and a possible mild concussion and deep gashes and serious bleeding from its abdomen.
It has nothing at this time.

Warding failed!
... and hits for 25 points of damage!
A winged viper is suddenly engulfed in flames of pure essence!
... 25 points of damage!
Abdomen bursts into flames. Would be funny without the blood.
... 25 points of damage!
... 30 points of damage!
Electric blast goes right to the heart! Fibrillation can be fun.
The winged viper crashes to the ground, motionless.
The tingling sensation and sense of security leaves a winged viper.
The brilliant luminescence fades from around a winged viper.
You feel 1 mana surge into you!
Cast Roundtime 3 Seconds.

You see a fairly typical winged viper that is lying down.
It appears to be dead.
It has minor lacerations about its head and a possible mild concussion and deep gashes and serious bleeding from its abdomen.
It has nothing at this time.

Warding failed!
... and hits for 27 points of damage!
A winged viper is suddenly engulfed in flames of pure essence!
... 60 points of damage!
... 45 points of damage!
... 70 points of damage!
... 35 points of damage!
You feel 1 mana surge into you!

A sickly green aura radiates from an enruned glowbark runestaff wrapped in rotted leather and seeps into a winged viper's wounds!

... 30 points of damage!
The winged viper crashes to the ground, motionless.

Warding failed!
... and hits for 21 points of damage!
A winged viper is suddenly engulfed in flames of pure essence!
... 15 points of damage!
... 15 points of damage!
... 5 points of damage!
... 30 points of damage!
You feel 4 mana surge into you!
Cast Roundtime 3 Seconds.

You see a fairly typical winged viper that is lying down.
It is dead, but it has no visible injuries.
It has nothing at this time.


http://i.imgur.com/lsWPzG9.gif

Also canthe vipers be skinnable?

they are? I tried the first few days and it wouldn't let me. Maybe it changed or something