Kelmak, the Bloodspear

Entomb - The ability of a unit with Entomb will activate when it dies. This combines well with effects that sacrifice units as a cost.

Summon - Does something when played

Nightfall - The first Nightfall card played in a turn makes it Night and extends it by a turn for each player.

Night - When you start a turn at Night, draw an additional card and take 1 damage.

Hunt - The enemy player will discard the specified number of cards from the top of their deck and the hunter receives +1/+1 for each non-power discarded that way. Any power discarded this way, you will draw an Advantage that gives +1 power for each.