Alter Self - Beaver's Battle Bop

Initial Action: Beaver loses 4hp, draining it's health/energy by transmuting and enhancing its tail into a hardened, spiky mass.  Tail raises armor class by 3 against attacks from the rear.  Verbal Requirement: "I'm an EAGER BEAVER!!"

Follow-up Action (next turn): On the next turn the player can use their action to attack using their tail within a 5 ft. range (instantaneous). Verbal Requirement: "WAP! WAP! WAP! Protect the environment! WAP! WAP! WAP!" 

Effect: lasts up to 1 hour or until the Follow-up Action has been used 3 times. Each attack does 1d8 damage. Add 1d8 every two spell levels above 2nd level.