My inventory is full of monster materials.

(Pseudo-D&D Fantasy Adventure Equipment Slots) Mark, a forensic assistant who studied in the US, is transported to a fantasy world with his game equipment slots. However, something's off about these equipment slots. —Equipment Slots (Monsters)— [Head] Equip "Slippery Goblin Head," gaining the effect: Knowledge of Goblin Language [Torso] Equip "Strong Goblin Body," gaining the effect: Constitution +1, Lust +50% [Right Hand] Equip "Dexterous Goblin Right Hand," gaining the effect: Hand Speed ​​+15%... [Activate Six-Set Bonus: Talent "Super Fertility (White)": Conception Rate +100%] Mark looks at his equipment slots, which are filled with goblin Gundam parts, and has a bad feeling. Wait, let's change it. [Head] Equip "The Mind Flayer's Brain," gaining the effect: Domination of Collective Consciousness. [Torso] Equip "The Undying Baloran Body," gaining the effect: Mastery of Flames. [Right Hand] Equip "The Wrathful Seraph's Sword," gaining the effect: Blazing Burst... Facing the colossal giant emerging from the World Membrane, Mark roared, unleashing a devastating attack filled with dense, dazzling light and shadow effects. "Become a part of my body!!"