1) You need to compleate first step of the quest BEFORE playin' Tavish Hero Card

2) 2nd (0 cost hero power) and 3rd (refreshin' hero power) steps you must complete AFTER playin Tavish Hero Card.

3) so now you can summon free "animal companions" and refresh it by plain' spells (not infinite not imba combo  its not otk or combo deck).

4) 

its may be best neutral board clear like good ol'

y'know

5) Hunter cant draw. 0 cards hand. Well lets see how good is

Our cards schools is 

4 Schools. This card draw 4 cards. we have arcane, frost, fire and nature.

6)

+ 

7) dies to silence, removals, sap, sheep, hex:

yes like any other deck.