Amazon 5.13-5.19 Serious Sam HD: The Second Encounter - Legend of the Beast DLC Pack $1.50 Serious Sam 3 ? $9.99 Serious Sam 3 4 pack - $30 Serious Sam 2 - $2.50 Serious Sam 2 4 pack ? $7.50 Serious Sam HD: The First Encounter - $3.74 Serious Sam HD: the First encounter 4 Pack - $9.99 Serious Sam HD: The Second Encounter - $4.99 Serious Sam HD: the Second encounter 4 Pack - $14.99 Serious Sam: The Random Encounter - $1.24 Serious Sam: The Random Encounter 4 Pack - $3.99 Serious Sam Double D - $1.99 Serious Sam Double D 4 Pack - $5.99