Sister Splinter – Silksong Boss Guide
Shellwood location, thorns & minions management, safe punish windows

QUICK REFERENCE
- Location: Shellwood upper branches (from Bellhart or Greymoor)
- Strategy: Clear minions first, then attack during recovery windows (1-2 hits max)
- Key tools: Thread Storm for area control, Silk Spear for precision
- Reward: Cling Grip ability (essential for wall climbing)
REWARDS
LORE & DESCRIPTION
A tree-like guardian that nests in the upper reaches of Shellwood. Sister Splinter controls the battlefield through thorn barriers and minion summons, creating a complex arena management challenge. Defeating her unlocks the essential Cling Grip ability needed for vertical exploration.
MOVESET
Three consecutive slams that destroy thorns in their path. Stay underneath and attack during recovery windows (1-2 hits per slam).
Horizontal sweep that clears thorns in its path. Jump over or dash through, then counter during the brief recovery (1 hit).
Summons Splinterbark minions that restrict movement. Use Thread Storm for area control or let the boss's attacks clear them.
Creates thorn barriers that restrict movement. Only clear thorns blocking essential routes - the boss's attacks will destroy many for you.
BATTLE STRATEGY
Clear-First Priority
- Priority 1: Flying minions (restrict movement)
- Priority 2: Thorns blocking main jump routes
- Priority 3: Ground minions (boss can clear these)
Safe Punish Windows
- After each slam in the triple sequence
- During sweep attack recovery
- When minions are cleared and space is open
Tool Management
- Thread Storm for area control and minion clearing
- Silk Spear for precise thorn destruction
- Warding Bell for safe healing during downtime
Common Mistakes
- Trying to clear all thorns instead of just blocking ones
- Getting too close when boss is down (collision damage)
- Ignoring flying minions in favor of attacking boss
RECOMMENDED BUILDS
Area Control
Focus on clearing minions and thorns efficiently with area damage tools and precise targeting.
View Build →Silk Economy
Optimized silk management with faster regeneration and improved bind success rates.
View Build →Defensive Sustain
Reactive playstyle with strong defensive options and healing capabilities.
View Build →