Block; Aberrant Spectres- High HP, low exp
Bloodveld- Very low exp per kill
Grotworms- Bot infested, high HP
Jungle Strykewyrms- Spread out, slow
Vyrelord- Limited to level 70 weapons. Abilities dont work.
Warped Tortoise- High HP, low exp
Skip;
Aquanites- If unlocked, Don't unlock.
Blue Dragons- Can make some profit, not worth it for exp.
Daganoths- Under Lighthouse 30k slayer an hour. 120k mage an hour. Low charms, need concentration.
Desert Strykewyrms- Meh....
Dust Devils- Do if you need the points, faster tasks you can do though.
Fire giants- ^ same.
Greater demons- ^^ same.
Hellhounds- Basically 100% gold charm drop. Faster tasks you can do.
LRC- Personally I do these for the mage exp. If using magic they very quick kills. Melee can be slower.
Suqah- Crap
Terrordogs- Crap. Do for points if you need.
Thzaar- Slow, low exp
Jad- Easy to do, if you dont have firecape, do it for the slayer bonus. Skip otherwise, low exp/h