The Unbeatable Squirrel Girl by Ryan North et al.
Trade Paperback – Marvel Comics
With her unique combination of wit, empathy and squirrel powers, computer science student Doreen Green – aka the unbeatable Squirrel Girl – is all that stands between the Earth and total destruction. Well, Doreen plus her friends Tippy-Toe (a squirrel) and Nancy (a regular human with no powers). So, mainly Squirrel Girl.