Which source backs which page
Wiki hub — Badge counts, gun roster size, snapshot stats — Games API, Badges API, community wiki.
Tier list — Gun damage/RPM/magazine — community wiki table; DPS computed from it; gun-mastery rule — Badges API.
Bosses — Five boss names and defeat counts — Badges API; prep doctrine — All Things How walkthrough.
Achievements — All 24 badge rows (requirement, date, holders, win rate) — Badges API.
Codes — Zero-code status and the missing Codes menu — urgametips, OfficialCodeZone, official surfaces.
Updates — Timeline rows — badge creation dates and Games API timestamps, per row.