10/4 with regen seems good, but no evasion seems bleh for the setback
Enchantment Spark Double You may have this creature enter as a copy of a creature or planeswalker you control, except it enters with an additional +1/+1 counter on it if it's a creature, it enters with an additional loyalty counter on it if it's a planeswalker, and it isn't legendary
Now I think its from something much more psychologically interesting
When you play a card exiled with Voltaic Visionary, transform Voltaic Visionary
He likes high mana value artifacts and he generates tons of mana to use to cast artifacts or use their activated abilities
When in play, Hogaak is an 8/8 with trample with no other relevant abilities while this may sound rather straightforward and underwhelming, Hogaak's strength lies in the manner in which you can cast it