Here is the full list of all 14 Intrusion 2 achievements.
Shake Shake
Get sword mech to the end
Harpoon mech FTW
Find the Relic
Burn enemies
Defeat the MACE
Complete game on high difficulty
Smash enemies
Perform headstomp
Get the stalker trapped
Get rifle mech to the end
Defeat them
Feed the fish
Defeat the Grabber