Cruel Arena Achievement List

FIRST BLOOD FIRST BLOOD
kill your first zombie
GETTING USED TO GETTING USED TO
kill 50 zombies
ROBIN HOOD ROBIN HOOD
do 10 headshots with the crossbow
HEADSHOT! HEADSHOT!
do 50 headshots
HELL KILLER HELL KILLER
kill 10 demons
BLOODTHIRSTY BLOODTHIRSTY
kill 250 zombies
PRO PRO
reach round 15