Victory Force has a special on their Horde Zombies from Set 1. We can always use more zombies in our lives.
From the announcement:
Zombie Horde Set 1 Special: One of each figure in the Zombie Horde. 100 Zombies No frills, no thrills, zombie figures with basic details perfect as fillers to your zombie horde. Figures in in this set can be used as fun comical zombie fillers, extra cast members, inexpensive cannon fodder.