Sleepy comes into play exerted because hes so sleepy, and when Dopey gets banished, the rest of the Dwarfs go into a blood rage and gain +2 strength to avenge him
Accumulate Wisdom allows you to draw three cards for just 2 mana, if you have three or more lessons in your graveyard, so its an interesting payoff for a spellslinger deck filled with lessons
Additional Resources: How its Made featuring Cartamundi, the original printer of MTG:
This is especially true since they currently rank ninth in Esper overall
Chocobo Racetrack Rating: 5/10 The landfall deck doesnt look particularly good to me (famous last words), but it does look quite aggressive, which is at odds with a card like Chocobo Racetrack
Sure, it might stretch the definition of what a Goblin is, but it has to qualify, as both sides of this card produce a Goblin creature, either in token form on the front or as a zero-mana-value enchantment creature on the backside