Project Nemesis is a fan driven website for games that use the One-Roll Engine (like Nemesis, Wild Talents, Reign and Monsters) or Chaosium's Basic Roleplay System (BRP) (like Call of Cthulhu) and the Delta Green setting.
# spined
2x8 Spikey: +1 Head armour, +1 Torso armour, +1 BODY, +1 Fight, All Fight attacks do shock damage with waste dice
3x8 Delicious but pointy: +4 TORSO, +1 HEAD, +1 LEGS, +1 Fight
4x8 Lethal barbs: All Fight attacks do killing damage with waste dice
5x8 Shooting quills: +4 Throw, Missiles do Width killing at range
# blood drinker
2x9
Annoying bites: +2 Bite (COORDINATION), +1 COORDINATION, Bite is
anaesthetic -- victim might not know he was bitten if surprised, +1
Stealth
3x9 Thirsty: +2 Stealth, +1 Bite (COORDINATION), Bite does
shock damage on waste dice (could be anti-coagulant in claws too -- be
creative)
4x9 Vampiric: Bite does killing damage on waste dice (see notes about anti-coagulant), +1 Stealth
5x9 Bloodbath!: Bite also does width shock damage (see notes about anti-coagulant)