For players looking to quickly complete the game’s achievements, it can be done in roughly : Kill 10 enemies in Wave 1 and collect a dropped skull. Purchase a Sentry from the buy menu (using the 'X' button).
The goal is to endure as many waves as possible against "droves" of hostile intruders. Sentry Paragon [0100D1B01A324000][v0][US].nsp.rar
Players collect skulls dropped by defeated enemies to purchase and upgrade four different fixed weapons. For players looking to quickly complete the game’s
