- Reworked into a long-range sniper skill with the Halloween 2026 update.
- New passive effects: main battery dispersion -5%, battleship gun traverse speed -1.5°/s, and a warning indicator for incoming long-range enemy fire.
- New special effect, while no detected enemy ship is within 9 / 8.5 / 8 / 7.5 km (by skill rank): +10% damage on citadel hits and a +10% battleship AP shell penetration multiplier.
- Removed: the +15% torpedo acquisition range and the -30% torpedo damage taken while an ally was within 2 / 2.5 / 3 / 3.5 km.

William SimsSkill tree
Base Trait
Built to Last
Skill Tree · 5 ranks
William SimsBattle stats
From every player’s loadout in Debrief replays of Standard and Ranked battles, updated daily.
Skill balance changes
Recent balance updates affecting skills this commander carries.
Ministry of Balance: All Hallows' Overhaul Read the full official post
- Secondary battery survivability is now improved by 15/20/25/30% instead of 5/10/15/20%
- Secondary battery dispersion is now reduced by 6/9/12/15% instead of 3/6/9/12%
- Secondary battery reload time is now reduced by 6/9/12/15% instead of 5/8/10/15%
Ministry of Balance: Viva la Marina! Read the full official post
- Ship's average AA damage per second is now increased by 4/8/12/15% instead of 3/6/8/10%.
Ministry of Balance: Back to the Naval Academy Read the full official post
- Battleship gun traverse speed is now increased by 0.4/0.8/1.2/1.5°/s instead of 0.3/0.6/0.9/1.2°/s.
- Cruiser gun traverse speed is now increased by 0.5/1.0/1.5/2.0°/s instead of 0.3/0.6/0.9/1.2°/s.
- Destroyer gun traverse speed is now increased by 2/3/4/5°/s instead of 0.8/1.6/2.4/3.2°/s.
Ministry of Balance: Back to the Naval Academy Read the full official post
- Battleship gun traverse speed effect reduced from +0.4/+0.8/+1.2/+1.5 °/s to +0.3/+0.6/+0.9/+1.2 °/s
- Battleship main gun AP shell damage effect reduced from +3/+6/+8/+10% to +2/+4/+6/+8%
- Negative effect on maximum battleship speed reduced from –7/–7/–7/–10% to –7/–7/–7/–7%
Ministry of Balance: Trick and Treat Read the full official post
- Increased survivability of secondary battery by 5/10/15/20%
- Reduced secondary battery dispersion by -3/-6/-9/-12%
- Enhanced secondary targeting duration has been increased from +10/+20/+25/+35% to +10/+20/+30/+40%
Ministry of Balance: Old Gold Read the full official post
- Rate of HP restoration per second reduced from 0.5 to 0.3%.
- Will to Rebuild now restores Saturation up to 20%.
Ministry of Balance Reports: German Commander Refit & More Read the full official post
- Static fire damage reduction swapped with fire reduction per active fire: 6/9/12/15% of damage, depending on rank.
Ministry of Balance Reports: German Commander Refit & More Read the full official post
- Activation range increased at lower ranks from 1.5/2/2.75/3.5 km to 2/2.5/3/3.5 km.
- The debuff that removed a Repair Party consumable charge has been removed; Farsight no longer has any trade-offs.
Ministry of Balance Reports: German Commander Refit & More Read the full official post
Community builds
Recommended builds
Reference builds that headline William Sims, from GamingDiver-curated picks and Wargaming’s official Through the Spy Glass recommendations. Use them as a starting point and tune to your roster.
William Sims on Gearing
Torpedo pressureInspirationsArleigh Burke · Erich Bey
Sims's Built to Last trait adds HP, Burke's Sureshot trait tightens gun grouping, and Bey's Shifty trait keeps you hidden. Alternate torpedo salvos to keep enemies dodging, then punish them when they can't maneuver cleanly. Sims's own tree is built for battleships.
Open in Build Tool →Linked ship guides
Official sources
Through the Spy Glass: Somme
Through the Spy Glass: Rhode Island
Through the Spy Glass: Laffey
Through the Spy Glass: Minegumo
Through the Spy Glass: Wisconsin
Through the Spy Glass: K. Schönberg
Through the Spy Glass: Velos
Through the Spy Glass: Haida
Through the Spy Glass: Lüshun
Bureau Overview: Vermont and Z-52
Through the Spy Glass: FR25
Through the Spy Glass: Constellation
Through the Spy Glass: Elbing
Through the Spy Glass: Hayate
Through the spy glass: USS Hill
Through the Spy Glass: USS Somers
Through the Spy Glass: Provorny
MINISTRY OF BALANCE: ALL HALLOWS' OVERHAUL
Halloween Update: The Restless Fleet
