Toxic Secretions is a passive feature which can cause Madness in an enemy making a melee attack against the user.
Description
When an enemy makes a melee attack against the frog, they need to succeed a Constitution Saving Throw, or succumb to 
for two turns.
Mad creatures lose control of themselves and become hostile to everyone around them.
Condition: Madness
Duration: 2 turns 
How to learn
Used by creatures: Addled Frog