Here is the full list of all 22 Basault VR achievements.
Complete a cycle in less than 20 minutes
Complete a cycle in less than 15 minutes
Complete a cycle in less than 10 minutes
Complete the tutorial without walking
Don't pick up any power-ups during an entire cycle
Don't pick up any guns during an entire cycle
Do not touch the ground for a whole arena until the gate closes behind you
Kill an enemy with the M1911 when the sky is red
Empty a whole Magazine without missing a bullet with the Glock
Kill 3 enemies in 6 seconds with the Single Barrel Shotgun
Kill 25 Enemies with the P250 in a single cycle
Kill 7 enemies with 7 bullets without missing a single one with the Deagle
Kill 3 enemies in 3 seconds with the Tripple Barrel Shotgun
Kill 2 enemies with the Vz-61 without releasing the trigger
Kill 5 enemies in 5 seconds with the Judge Shotgun
Kill 3 enemies with the Mac-10 without releasing the trigger
Kill 25 enemies with an Etheral Weapon while dual wielding
Kill 15 enemies with melee
Kill an enemy by throwing your weapon at it, LEAVING YOU EMPTY HANDED
Find and grab a Finger Gun
Unlock all 9 Etheral Weapons
Unlock every achievements