 Aberrant spectre | 1–3 | 1/35 |
 Abhorrent spectre | 1–3 | 1/35, 3 rolls |
 Abyssal demon (Standard) | 1 | 1/143.7 |
| Abyssal demon (Wilderness Slayer Cave) | 1 | 1/76.4 |
 Adamant dragon | 1 | 1/44 |
 Afflicted (Level 30) | 1 | 1/118.7 |
 Air elemental | 1 | 1/195 |
 Al Kharid warrior | 1 | 1/118.7 |
 Alchemical Hydra (Serpentine) | 10–15 | 1/64.6, 2 rolls |
 Alexis | 1 | 1/5,461.3 |
| Ancient chest | 1–337 | 1/33, 2 rolls |
 Ancient Wizard (Mage) | 1 | 1/213.3 |
 Angry barbarian spirit | 1 | 1/546.1 |
 Anja | 1 | 1/118.7 |
| Ankou (Regular) | 1 | 1/711.1 |
| Ankou (Wilderness Slayer Cave) | 1 | 1/654.2 |
 Araxyte (Level 146) | 2 | 1/270.9 |
 Araxyte (Level 96) | 1 | 1/270.9 |
 Armadylean guard | 1 | 1/273.1 |
 Armoured kraken | 1 | 1/317.3 |
 Armoured zombie (Melee) | 1 | 1/63.5 |
| Armoured zombie (Zemouregal's Fort) | 1 | 1/60.7 |
 Arrg | 1 | 1/182 |
| Avantoe (plant) | 1 | Always |
| Aviansie | 1 | 1/182 |
 Bandit (Level 57) | 1 | 1/195 |
 Bandit (1) | 1 | 1/182 |
 Bandit | 1 | 1/182 |
 Bandit (Level 130) | 1 | 1/74.4 |
| Bandit (Level 22) | 1 | 1/73.8 |
 Bandosian guard | 1 | 1/273.1 |
 Banshee | 1 | 1/80.3 |
 Basilisk | 1 | 1/78 |
 Basilisk Knight | 1 | 1/55.47 |
 Basilisk Sentinel | 1 | 1/55.47, 3 rolls |
 Berry (Awake) | 1 | 1/182 |
 Berserk barbarian spirit | 1 | 1/546.1 |
| Black demon (Regular) | 1 | 1/118.7 |
| Black demon (Wilderness Slayer Cave) | 1 | 1/68.6 |
 Black Guard Berserker (Red) | 1 | 1/1,365.3 |
| Black Guard (Level 48) | 1 | 1/1,365.3 |
 Black Heather | 1 | 1/182 |
| Black Knight | 1 | 1/910.2 |
 Black Knight Titan | 1 | 1/390.1 |
 Blood Reaver (Ancient Prison) | 1 | 1/40.96 |
 Bloodveld (Normal) | 1 | 1/2,730.7 |
| Blue dragon | 1 | 1/182 |
 Boris | 1 | 1/5,461.3 |