1.Stats: Should Torkoal get a stat boost, Evolution, Mega Evolution or nothing?
Torkoal can get at most +70 BST boost.
An evolution would make most sense, but a pre-evo is more fitting for now.
A Mega would be too weak.
2.Should Torkoal get more abilities?
Torkoal can get something like Aftermath, or some other Ability like Flash Fire.
3.Should Torkoal get more moves?
Slack Off would be the ideal option. Mud Shot and Mud Bomb are options as well.
4.What additional typing Torkoal can have?
Rock, Ground, Fighting are options.