Remember to bring a lantern when going into the Lumbridge Swamp Dungeon! Also, we advise you to wear a Spiny helmet, as the wall monsters can attack you and deal heavy damage against you if you are not wielding one. You must have 10 slayer to kill these. They give 22 slayer experience when killed. Make sure to bring antipoison; however, these drop both of the ingredients to make antipoison, so you can just make one while you are there.
Charm Drop Rates
These are poisonous, so take antipoison if you wish to stay alive.
A spiky crawling critter.
Starved ancient effigy
Coins (3-29), Grimy herbs (1-2), Fire Rune (12), Earth Rune (9), Nature rune (3), Tomato seed (2), Cabbage seed (1-3), Onion Seed (1-3), Sweetcorn seed, Potato seed (4), Strawberry seed (1), Unicorn horn dust, Vial of water, Bronze boots, White berries, Snape grass, Limpwurt root, Eye of Newt, Red spiders' eggs, Evil turnip seed, Green charm, Gold charm, Blue charm, Crimson charm, Rune javelin (5), Evil turnip seed (4), Cave crawler skin