Plank: where to get it
| Source | Quantity | Chance per roll |
|---|---|---|
 Armoured zombie (Melee) | 10 | 5/128 |
| Armoured zombie (Zemouregal's Fort) | 12 | 5/128 |
| Elaborate lockbox | 1–3 | 2/50, 2 rolls |
| Fishy salvage | 1 | 10/467 |
| Marlo's crate | 25 | Always |
| Ornate lockbox | 3–6 | 3/50 |
| Reward pool | 20–30 | 7/160 |
| Small salvage | 1 | 100/1,721 |
| Tiny port reward bag | 13–20 | Unknown |
 Undead Lumberjack (Level 30) | 1 | Always |