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Hollow Knight Silksong Act 1 Checklist

Pharloom plunges players into immediate chaos after escaping captivity. The first act is a whirlwind of crucial upgrades, pivotal bosses, and hidden collectibles that define your journey. Below is a streamlined breakdown of objectives to tackle before advancing to Act 2’s Citadel.

Key Act 1 Abilities

  • Swift Step: Enhanced mobility for evasion and traversal
  • Drifter’s Cloak: Defensive maneuver for survivability
  • Cling Grip: Vertical scaling capability
  • Needle Strike: Offensive piercing attack
  • Clawline: Horizontal grappling technique
  • Needolin: Ranged pin projectile
  • Beastling Call: Summons temporary companions

These skills are mandatory for navigating regions like Deep Docks and Far Fields.

Act 1 Crest Hunt

  • Crest of Beast
  • Crest of Reaper
  • Crest of Wanderer
  • Crest of Architect

Advanced crests like Crest of Witch remain inaccessible until Act 2.

Lost Flea Locations

  • Lavafall Flea (requires Swift Step)
  • Lever Challenge Flea (Swift Step area)
  • Breakable Wall Flea (needs Cling Grip)
  • Exhaust Organ Flea
  • Tower Cage Flea
  • Caravan Flea Kratt

Collecting six fleas initiates caravan progression, though full rewards come later.

Mask Shards & Vital Upgrades

Four shards form your first Mask Enhancement if collected before reaching Bellhart.

Silk Heart Battle

Victory unlocks Silk Regeneration and access to Bellway travel.

Act 1 Silk Skill

Silkspear in Mosshome is Act 1’s exclusive Silk-based ability.

Spool Fragments

  • Lever Fragment (Deep Docks lava room)
  • Trap Room Fragment (Marrow settlement)
  • Cling Grip Wall Fragment

Remaining fragments require Act 2’s Faydown Cloak or higher flea counts.

Essential Tools

Found in shops at Bone Bottom, Marrow, and Bellhart to establish your core toolkit.

Act 1 Boss Roster

  • Moss Mother (Moss Grotto)
  • Bell Beast (Marrow)
  • Sister Splinter (Shellwood)
  • Widow (Bellhart)
  • Moorwing (Greymoor optional)
  • Fourth Chorus (Far Fields)
  • Last Judge (Citadel gate)

Defeating the Last Judge concludes Act 1.

Quests & Vendors

  • Unlock Bellways via Shakra and Bell Beast
  • Threadspun Town hub (Bellhart)
  • Rite of the Pollip (grants Pollip Pouch)
  • Pinmaster Plinney’s Needle upgrade

Progression Upgrades

  • Crafting Kit (Forge Daughter: 180 rosaries)
  • Tool Pouch (Mort: 220 rosaries)

Both are essential purchases for Act 1 completion.