| Ice troll female [] | 1 | Very rare |
| Ice troll female [] | 1 | 1/20,971,520 |
| Ice troll grunt [] | 1 | Very rare |
| Ice troll male [] | 1 | 1/20,971,520 |
| Ice troll male (Variant 2) [] | 1 | 1/4,194,304 |
| Ice troll runt [] | 1 | 1/10,485,760 |
| Ice troll runt (Variant 2) [] | 1 | 1/4,194,304 |
| Ice warrior [] | 1 | 1/20,971,520 |
| Icefiend [] | 1 | 1/5,242,880 |
| Icefiend [] | 1 | 1/6,990,506.67 |
| Imperial mage akh [] | 1 | 1/192,000 |
| Imperial ranger akh [] | 1 | 1/192,000 |
| Imperial warrior akh [] | 1 | 1/192,000 |
| Imre [] | 1 | 1/83,886,080 |
| Infernal Mage [] | 1 | 1/1,310,720, 3 rolls |
| Iorwerth guard [] | 1 | 1/320,000 |
| Iorwerth scout [] | 1 | 1/320,000 |
| Irina [] | 1 | 1/83,886,080 |
| Iron dragon [] | 1 | 1/297,316.55 |
| Jade the Unruly (Normal mode) [] | 1 | 1/192,000 |
| Jelly [] | 1 | 1/10,485,760 |
| Jennella [] | 1 | 1/83,886,080 |
| Jeroen [] | 1 | 1/83,886,080 |
| Jogre [] | 1 | 1/21,135,360 |
| Jogre [] | 1 | 1/21,135,360 |
| Joseph [] | 1 | 1/83,886,080 |
| Jungle strykewyrm [] | 1 | 1/4,136,960 |
 K'ril Tsutsaroth (Senntisten)[] | 1 | 1/81,284.96 |
| Kal'gerion demon [] | 1 | 1/128,000 |
| Kal'gerion demon (The Shadow Reef) (Normal mode) [] | 1 | 1/192,000 |
| Kalphite Guardian [] | 1 | 1/4,194,304, 2 rolls |
| Kalphite Guardian [] | 1 | 1/320,000 |
| Kalphite King [] | 1 | 1/64,000, 3 rolls |
| Kalphite Queen [] | 1 | 1/1,906,501.82, 4 rolls |
| Kalphite Soldier [] | 1 | 1/5,242,880 |
| Kalphite Worker [] | 1 | 1/10,485,760 |
| Killerwatt [] | 1 | 1/10,485,760 |
| King Black Dragon (Members) [] | 1 | 1/276,756.76 |
| Knight of Ardougne [] | 1 | 1/4,194,304 |
| Kraka [] | 1 | 1/4,194,304 |
| Kree'arra (Hard mode) [] | 1 | 1/128,000 |
| Kree'arra (Normal) [] | 1 | 1/126,456.34 |
| Ksenia [] | 1 | 1/83,886,080 |
| Laboratory slime (Big (Normal mode)) [] | 1 | 1/192,000 |
| Lady Himiko (Normal mode) [] | 1 | 1/192,000 |
| Lampenflora [] | 1 | 1/128,000 |
| Lanzig [] | 1 | 1/83,886,080 |
| Lava spider (Normal mode) [] | 1 | 1/192,000 |