If you have been through the Horror of OSRS GP the Deep quest you have also unlocked Dagannoth cave. You can set up a gun there and begin killing Dagannoths by using a Rune Crossbow and Broad Bolts. Bring with you Prayer Potions, Ranger Potions and the best gear is available and runes to aid in Bones to peaches spell.
Because these beasts are both melee and ranged it is necessary to adjust your prayers accordingly. They could cause some damage but you will be able to recover your health through the fruit you've produced. This is a great but costly method, but If you can't afford it return to killing crabs.
To get access to this part of Ape Atoll, you'll need to finish either the whole or a portion of Monkey Madness 2 quest. Utilizing Red and Black chins, you'll be able to strike many monkeys simultaneously. This gives amazing experience ratios and is perhaps the most effective Ranged approach to training but it can be costly. Chins can be costly, so it is possible to choose Red ones instead of Blacks. Additionally, you will require Prayer potions to protect you from melee but cost of those won't be high since monkeys can also drop Prayer potions.
One of the most OSRS Membership For Sale effective places to utilize Dwarf Multicannon if you want to save cash is Fremennik Isles where you can farm on Ice Trolls. They are available after completing the Fremennik Trials quest and are the perfect way to improve your skills for people who can't afford to keep buying cannonballs. As you gather loot from opponents, you will be able to make the gold you've spent during the journey since they'll drop precious alch items.