Here is the full list of all 26 Blade Assault achievements.
Upgrade Kil’s weapon [Evil Hunter] to Lv.5.
Upgrade Kil’s weapon [Inquisitor] to Lv.5.
Clear Assault Level 10.
Upgrade Kil’s weapon [Destroyer] to Lv.5.
Clear Assault Level 8.
Upgrade Darcy’s weapon [Silence] to Lv.5.
Clear Assault Level 3.
Clear Assault Level 5.
Upgrade Jenny’s weapon [Sidewinder] to Lv.5.
Summon [Jira] as Jenny.
Defeat the chapter 6 final boss, Ouranos.
Defeat the chapter 6 boss, Panus.
Upgrade all passives taught by Jack to the maximum level.
Defeat the chapter 6 Commander, Electra.
Increase all resistance member’s friendship levels to the maximum.
Defeat the chapter 5 boss, Cyclops.
Defeat the chapter 4 boss, Plantos.
Defeat the chapter 3 boss, Charlotte.
Defeat the chapter 2 boss, Ratmotan.
Defeat the chapter 1 boss, Mac.
Wake up in Hank’s room after your first death.
Wake up in Hank’s room after falling from Esperanza.
Acquire all types of Electric Cores.
Acquire all types of Ignition Cores.
Acquire all types of Cryo Cores.
Acquire all types of Gears.