Elixir of Animalia

Potion, very rare

Hybrid Essence	Effect
Octopus	You gain a swim speed equal to your speed and you can breathe underwater. You gain advantage on all Intelligence ability checks and saving throws, and you can move through a space as narrow as 1 inch wide without squeezing.
Spider	You gain a climb speed equal to your speed and can climb difficult surfaces, including upside down on ceilings, without needing to make an ability check or use your hands. You can make a Bite attack on each of your turns as a bonus action, attacking as though using a finesse weapon you are proficient in that deals 27 (6d8) poison damage on a hit.
Python	Creatures grappled by you take 26 (4d12) bludgeoning damage at the start of each their turns and can’t breathe while you’re grappling them. You can only grapple one creature at a time.
Raptor	You gain a fly speed equal to your speed, and, while flying, your movement doesn’t provoke opportunity attacks.
Shark	You gain advantage on attack rolls against creatures that don’t have all their hit points.
Turtle	You gain a +5 bonus to AC.

Undercover Monsters. An evil wizard is creating and teleporting turtleshark- spider hybrids into different areas of a large city. These cunning beasts sequester themselves in sewers and abandoned buildings, waiting for the signal to begin their rampage. The only clue to the origin of the hybrids is a peculiar symbol branded on their backs.