diff --git a/data/mods/Isolation-Protocol/EOC/elevator_eoc.json b/data/mods/Isolation-Protocol/EOC/elevator_eoc.json
index af0d071d47ac1..fdac4bdf8071f 100644
--- a/data/mods/Isolation-Protocol/EOC/elevator_eoc.json
+++ b/data/mods/Isolation-Protocol/EOC/elevator_eoc.json
@@ -21,7 +21,7 @@
     "type": "effect_on_condition",
     "id": "EOC_ISO_DECIDE_LEVEL",
     "condition": { "math": [ "ISO_CURRENT_LEVEL % SAFEPOINT_INTERVAL", "==", "0" ] },
-    "effect": [ { "run_eocs": [ "EOC_ISO_MICROLAB_SAFE_TP" ] } ],
+    "effect": [ { "run_eocs": [ "EOC_ISO_MICROLAB_SAFE_TP", "EOC_ISO_BIONIC_VAMPIRE_POWER_RESTORE" ] } ],
     "false_effect": [
       {
         "switch": { "math": [ "rand(1)" ] },
diff --git a/data/mods/Isolation-Protocol/Player/Perks/enchantments.json b/data/mods/Isolation-Protocol/Player/Perks/enchantments.json
index b9e03412a6960..e1f448f55188a 100644
--- a/data/mods/Isolation-Protocol/Player/Perks/enchantments.json
+++ b/data/mods/Isolation-Protocol/Player/Perks/enchantments.json
@@ -46,5 +46,21 @@
       { "value": "MELEE_DAMAGE", "multiply": 0.15 },
       { "value": "STAMINA_REGEN_MOD", "add": 1 }
     ]
+  },
+  {
+    "type": "enchantment",
+    "id": "iso_bionic_vampire_buff",
+    "name": { "str": "Assassin's Drive" },
+    "description": "Hey man, it's just business.",
+    "condition": {
+      "not": {
+        "or": [
+          { "u_at_om_location": "iso_elevator_safe" },
+          { "u_at_om_location": "iso_hallway_safe" },
+          { "u_at_om_location": "iso_next_level_elevator" }
+        ]
+      }
+    },
+    "values": [ { "value": "POWER_TRICKLE", "add": -5000 } ]
   }
 ]
diff --git a/data/mods/Isolation-Protocol/Player/Perks/perk_eoc.json b/data/mods/Isolation-Protocol/Player/Perks/perk_eoc.json
index 47403fc710200..0c7f7cfed9b78 100644
--- a/data/mods/Isolation-Protocol/Player/Perks/perk_eoc.json
+++ b/data/mods/Isolation-Protocol/Player/Perks/perk_eoc.json
@@ -84,5 +84,55 @@
       },
       { "math": [ "u_old_distance", "=", "distance('u', 'npc')" ] }
     ]
+  },
+  {
+    "type": "effect_on_condition",
+    "id": "EOC_ISO_BIO_VAMPIRE_RESTORE",
+    "eoc_type": "EVENT",
+    "required_event": "character_kills_monster",
+    "condition": { "and": [ { "math": [ "u_bionic_in_melee", "==", "1" ] }, { "u_has_trait": "iso_bionic_vampire" } ] },
+    "//": "* in math is so the number before the * is kJ of bionic power restored",
+    "effect": [
+      { "math": [ "u_val('power')", "+=", "1.75 * 1000000" ] },
+      { "if": { "npc_has_flag": "PUSH_VEH" }, "then": { "math": [ "u_val('power')", "+=", "50 * 1000000" ] } },
+      {
+        "if": { "npc_has_flag": "CORNERED_FIGHTER " },
+        "then": { "math": [ "u_val('power')", "+=", "0.5 * 1000000" ] }
+      },
+      {
+        "if": { "npc_has_flag": "PRIORITIZE_TARGETS  " },
+        "then": { "math": [ "u_val('power')", "+=", "15 * 1000000" ] }
+      },
+      { "if": { "npc_has_flag": "DROPS_AMMO" }, "then": { "math": [ "u_val('power')", "+=", "35 * 1000000" ] } },
+      { "if": { "npc_has_flag": "STUN_IMMUNE" }, "then": { "math": [ "u_val('power')", "+=", "2 * 1000000" ] } },
+      { "if": { "npc_has_flag": "HAS_MIND" }, "then": { "math": [ "u_val('power')", "+=", "10 * 1000000" ] } },
+      { "if": { "npc_has_flag": "ELECTRIC" }, "then": { "math": [ "u_val('power')", "+=", "5 * 1000000" ] } },
+      { "if": { "npc_has_flag": "HARDTOSHOOT" }, "then": { "math": [ "u_val('power')", "+=", "20 * 1000000" ] } },
+      { "if": { "npc_has_species": "NETHER" }, "then": { "math": [ "u_val('power')", "+=", "25 * 1000000" ] } },
+      { "if": { "npc_has_species": "MIGO" }, "then": { "math": [ "u_val('power')", "+=", "20 * 1000000" ] } },
+      { "if": { "npc_has_species": "ROBOT" }, "then": { "math": [ "u_val('power')", "+=", "5 * 1000000" ] } }
+    ]
+  },
+  {
+    "type": "effect_on_condition",
+    "id": "EOC_ISO_BIO_VAMPIRE_RESTORE_IN_MELEE",
+    "eoc_type": "EVENT",
+    "required_event": "character_melee_attacks_monster",
+    "condition": { "u_has_trait": "iso_bionic_vampire" },
+    "effect": [ { "math": [ "u_bionic_in_melee", "=", "1" ] } ]
+  },
+  {
+    "type": "effect_on_condition",
+    "id": "EOC_ISO_BIO_VAMPIRE_RESTORE_AT_RANGE",
+    "eoc_type": "EVENT",
+    "required_event": "character_ranged_attacks_monster",
+    "condition": { "u_has_trait": "iso_bionic_vampire" },
+    "effect": [ { "math": [ "u_bionic_in_melee", "=", "0" ] } ]
+  },
+  {
+    "type": "effect_on_condition",
+    "id": "EOC_ISO_BIONIC_VAMPIRE_POWER_RESTORE",
+    "condition": { "u_has_trait": "iso_bionic_vampire" },
+    "effect": { "math": [ "u_val('power')", "+=", "500 * 1000000" ] }
   }
 ]
diff --git a/data/mods/Isolation-Protocol/Player/Perks/perks.json b/data/mods/Isolation-Protocol/Player/Perks/perks.json
index 025f00c23e802..868ec5d864201 100644
--- a/data/mods/Isolation-Protocol/Player/Perks/perks.json
+++ b/data/mods/Isolation-Protocol/Player/Perks/perks.json
@@ -60,5 +60,18 @@
     "enchantments": [ "iso_ench_geas_buff" ],
     "purifiable": false,
     "valid": false
+  },
+  {
+    "type": "mutation",
+    "id": "iso_bionic_vampire",
+    "name": { "str": "Power Drain" },
+    "points": 0,
+    "description": "Your cybernetic implants are constantly losing power, but a quirk of their design allows you regain power through murder.\n\nYou lose bionic power every second, but melee kills restore power, scaling with the danger level of your target.",
+    "category": [ "iso_start_perk" ],
+    "enchantments": [ "iso_bionic_vampire_buff" ],
+    "purifiable": false,
+    "valid": false,
+    "//": "Idea here is they can't have any NEW bionics because they're full up (and so they can't just cheat by finding fuel bionics)",
+    "no_cbm_on_bp": [ "torso", "head", "eyes", "mouth", "arm_l", "arm_r", "hand_l", "hand_r", "leg_l", "leg_r", "foot_l", "foot_r" ]
   }
 ]
diff --git a/data/mods/Isolation-Protocol/Player/profession.json b/data/mods/Isolation-Protocol/Player/profession.json
index 7c990294448eb..7585e6f7359bc 100644
--- a/data/mods/Isolation-Protocol/Player/profession.json
+++ b/data/mods/Isolation-Protocol/Player/profession.json
@@ -172,5 +172,71 @@
       },
       "female": { "entries": [ { "item": "undershirt" } ] }
     }
+  },
+  {
+    "type": "profession",
+    "id": "iso_bionic_vampire",
+    "name": "Bionic Vampire",
+    "description": "An assassin more metal than meat, driven onward by their faulty cybernetics.",
+    "points": 6,
+    "proficiencies": [ "prof_gross_anatomy", "prof_bionic_swords_familiar", "prof_bionic_swords_pro" ],
+    "//": "Once it's possible, this guy should have fully-cybernetic arms. Right now, bio_armor_arms + bio_hydraulics will have to do.",
+    "CBMs": [
+      "bio_blade",
+      "bio_tattoo_led",
+      "bio_ar",
+      "bio_watch",
+      "bio_armor_eyes",
+      "bio_hydraulics",
+      "bio_shock",
+      "bio_climate",
+      "bio_weight",
+      "bio_armor_arms",
+      "bio_targeting",
+      "bio_uncanny_dodge",
+      "bio_adrenaline",
+      "bio_night_vision",
+      "bio_blood_filter",
+      "bio_ads",
+      "bio_ods",
+      "bio_soporific",
+      "bio_faraday",
+      "bio_power_storage_mkII",
+      "bio_power_storage_mkII",
+      "bio_power_storage_mkII",
+      "bio_power_storage_mkII",
+      "bio_power_storage_mkII",
+      "bio_power_storage_mkII",
+      "bio_power_storage_mkII",
+      "bio_power_storage_mkII"
+    ],
+    "traits": [ "iso_trait", "iso_bionic_vampire" ],
+    "skills": [
+      { "level": 3, "name": "melee" },
+      { "level": 3, "name": "cutting" },
+      { "level": 3, "name": "dodge" },
+      { "level": 3, "name": "gun" },
+      { "level": 2, "name": "firstaid" }
+    ],
+    "items": {
+      "both": {
+        "entries": [
+          { "item": "socks" },
+          { "item": "tank_top" },
+          { "item": "jacket_leather" },
+          { "item": "pants_leather" },
+          { "item": "boots" },
+          { "item": "gloves_fingerless" },
+          { "item": "wristwatch" },
+          { "item": "gum" },
+          { "group": "charged_smart_phone" },
+          { "item": "ruby_gold_earring" },
+          { "item": "glock_19", "ammo-item": "9mm", "container-item": "holster", "charges": 15 },
+          { "item": "glockmag", "ammo-item": "9mm", "charges": 15 }
+        ]
+      },
+      "male": { "entries": [ { "item": "briefs" } ] },
+      "female": { "entries": [ { "item": "sports_bra" }, { "item": "boy_shorts" } ] }
+    }
   }
 ]
diff --git a/data/mods/Isolation-Protocol/scenarios.json b/data/mods/Isolation-Protocol/scenarios.json
index 74853d2ffdaf8..2c0cb87f94b1f 100644
--- a/data/mods/Isolation-Protocol/scenarios.json
+++ b/data/mods/Isolation-Protocol/scenarios.json
@@ -6,7 +6,7 @@
     "points": 0,
     "description": "Room by room and level by level the facility drills into depths beyond the logical.  An endless mode where the only goal is to reach the lowest level possible.",
     "allowed_locs": [ "iso_entry_setpiece" ],
-    "professions": [ "iso_deliveryboy", "iso_cop", "iso_paramedic", "iso_hacker", "iso_geas_knight" ],
+    "professions": [ "iso_deliveryboy", "iso_cop", "iso_paramedic", "iso_hacker", "iso_geas_knight", "iso_bionic_vampire" ],
     "flags": [ "LONE_START" ],
     "start_name": "Facility Lobby",
     "forbidden_traits": [ "ROBUST", "XS", "XXXL", "CHAOTIC_BAD", "QUICK", "NOMAD", "WAYFARER", "NYCTOPHOBIA" ],