Funko has announced the lineup for The Walking Dead Pop! Series 2. Michonne, Glenn, Tank Zombie, Michonne's Pet 1, and Michonne's Pet 2 will all join the cast of vinyl characters. Look for them to be released on April 4th 2013.
Also, there are some exclusives that will be available:
Blood Splatter Michonne - Harrison's Comics
Blood Splatter Michonne Walkers #1 & #2 - Harrison's Comics
Blood Splatter Glenn - Man of Action Figures
Blood Splatter Tank Zombie - Fugitive Toys
Mud Splatter/Glow in the Dark Michonne + Pet Walkers 3-Pack - Diamond Comics