The lifegain won't come up often (unless you're playing a dedicated Town deck) but with Starting Town it's a fun little way to occasionally offset the life loss of the card
This wizard is a tapout control staple as well as a prowess deck enabler
With ward that taxes opponents removal by forcing them to pay 2 life, it sticks around to supercharge your board
Dark beings still linger at the edge, ready to offer their power to the Hellegion for a price: Skirsdag High Priest, Doom Whisperer, Overseer of the Damned, Spawn of Mayhem, and others
These experience counters can be put to use for the cost of three mana in order to create a Spirit token whose power and toughness are equal to the number of experience counters on their controller
The first we saw, Enduring Tenacity, is pretty exciting - it's cheaper Sanguine Bond