Here are some more NPCs. These are low level members from the mole race: Dredges. I’m expect to use them in the first session 
Dredge Disaggregator: Dredges
gw2 wiki
LVL: 1
Speed: 30
HP: 18
Defences:
Guard: 14
Toughness: 13
Resolve: 11
Attributes:
Might 4
Alteration 3
Feats:
Boon focus (Bolster)
Bane Resistance II (Blinded)
Actions:
Gong (invoke bolster pl 3) - Alteration - Advantage 2 if multi-targeting - Hit shield with the mace and buff allies
Shield bash (inflict stunned) - Might vs Toughness
Mace bash (direct damage) - Might vs Guard
Special:
Immune to Blinded since Dredges don’t use sight.
Dredge Excavator: Dredges
gw2 wiki
LVL: 1
Speed: 30
HP: 17
Defences:
Guard: 13
Toughness: 13
Resolve: 11
Attributes:
Agility 4
Movement 3
Feats:
Attack specialization I (pickaxe)
Bane Resistance II (Blinded)
Actions:
Pickaxe slash (direct damage) - Agility vs Guard - adv 1
Deep cut (inflict persistent damage pl 4) - Agility vs Guard
Tunnel (invoke teleport) - move 15’ by digging a tunnel
Special:
Immune to Blinded since Dredges don’t use sight.
Dredge Ratnik: Dredges
gw2 wiki
LVL: 1
Speed: 30
HP: 17
Defences:
Guard: 13
Toughness: 13
Resolve: 11
Attributes:
Agility 4
Feats:
Bane Resistance II (Blinded)
Actions:
Shoot sonic rifle (direct damage) - Agility vs Guard
Sonic blast (inflict demoralized) - Agility vs Guard
Special:
Immune to Blinded since Dredges don’t use sight.
Dredge Resonator: Dredges
gw2 wiki
LVL: 1
Speed: 30
HP: 18
Defences:
Guard: 14
Toughness: 13
Resolve: 11
Attributes:
Energy 4
Feats:
Bane Resistance II (Blinded)
Actions:
Powerful air blast (inflict knockdown) - Energy vs Guard
Forceful wind (inflict forced move pl 4) - Energy vs Guard
Sonic clap (inflict persistent damage pl 4) - Energy vs Guard
Sonic blast (inflict stunned) - Energy vs Toughness
Special:
Immune to Blinded since Dredges don’t use sight.
Uses energy to generate wind / sound effects.