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Players must stay close to enemies; damage dealt at close range showers the player in blood, which instantly restores health. Since browser cookies can be wiped by school
| | ULTRAKILL | DOOM (2016) | Quake | | :--- | :--- | :--- | :--- | | Pacing | Lightning-fast; demands relentless aggression | Fast; encourages mobility and execution | Fast; emphasizes speed and reflexes | | Core Mechanic | Healing by bathing in enemy blood; style-based scoring | "Glory Kill" finishers to regain health | Finding health packs and armor | | Movement | Highly acrobatic (slide, dash, wall-jump) | Sprint, double jump, ledge grab | Bhopping, rocket jumping | | Weapon System | Each weapon has multiple, switchable fire modes | Weapon mods available for each gun | No weapon mods; pure arsenal | | Combat Depth | High; inspired by character action games (e.g., Devil May Cry ) | Moderate; focused on demon-killing flow | High; requires precise aim and control | | Setting | Hell, as interpreted through Dante's Inferno | UAC facility on Mars and Hell | Gothic, medieval, and Lovecraftian worlds | Players must stay close to enemies; damage dealt
Ultrakill is an retro-style FPS that throws out the tactical shooter playbook. There is no reloading. There is no cover system. There is only . You play as V1, a murderous robot that refills health by soaking up the blood of your enemies (a mechanic known as "blood fueling").
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