Psionic Sentry : Infinite Achievements Here is the full list of all 18 Psionic Sentry : Infinite achievements.Filter Achievement View View Image viewList view Sort by Won first then by TrueSteamAchievement desc TrueSteamAchievement asc Achievement name desc Achievement name asc TSA Ratio desc TSA Ratio asc Gamers desc Gamers asc Steam order Date won desc Date won asc What are achievement flags? Click to find outApply AllWonNot wonB-Rank Psychic Hunting Knight: Sword and ShieldDefeat: B-Rank Psychic Hunting Knight: Sword and Shield 09 January 2026 - Add a guideC-Rank Psychic Hunting Knight: Great BowDefeat: C-Rank Psychic Hunting Knight: Great Bow 09 January 2026 - Add a guideDEMON KING: ALVA (Initial Difficulty)Defeated: DEMON KING: ALVA (Challenge Difficulty) 09 January 2026 - Add a guidePsionic Sentry MasterLegendary Skill Upgrade 09 January 2026 - Add a guideDemon King: AvaDefeat: Demon King: Ava 09 January 2026 - Add a guideS-Rank Psychic Hunting Knight: Great SwordDefeat: S-Rank Psychic Hunting Knight: Great Sword 09 January 2026 - Add a guideQueen's Handmaiden: MavisDefeat: Queen's Handmaiden: Mavis 09 January 2026 - Add a guideA-Rank Psychic Hunting Knight: Thunder HammerDefeat: A-Rank Psychic Hunting Knight: Thunder Hammer 09 January 2026 - Add a guideAdvanced Psionic SentryMax out any skill 09 January 2026 - Add a guideDemon Warrior: Desert ScarecrowDefeat: Demon Warrior: Desert Scarecrow 09 January 2026 - Add a guideIntermediate Psionic SentryUpgrade any skill twice 09 January 2026 - Add a guideDemon Warrior: Desert ColossusDefeat: Demon Warrior: Desert Colossus 09 January 2026 - Add a guideA-Rank Psychic Hunting Knight: Thunder SwordDefeat: A-Rank Psychic Hunting Knight: Thunder Sword 09 January 2026 - Add a guideDemon Queen: AvaDefeat: Demon Queen: Ava 09 January 2026 - Add a guideB-Rank Psychic Hunting Knight: Fire AxeDefeat: B-Rank Psychic Hunting Knight: Fire Axe 09 January 2026 - Add a guideDemon Warrior: Great Sword SkeletonDefeat: Demon Warrior: Great Sword Skeleton 09 January 2026 - Add a guideC-Rank Psychic Hunting Knight: Long SwordDefeat: C-Rank Psychic Hunting Knight: Long Sword 09 January 2026 - Add a guideBasic Psionic SentryUpgrade a skill once 09 January 2026 - Add a guide