They're fine for leveling solo. Certainly a fungi makes everything easier for all classes that can wear it.
Big thing for shaman is getting the epic as soon as they can. 100k and a 3-4 hour faction grind is all you need for the full mq. The epic click allows you to root rot 5+ mobs at a time.
If you're completely untwinked and on a shoestring budget, your best bet is to find a twinked melee to duo with.
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