Barkbeast

The first time you slay a unit with a spell, grant me +2|+1.

Last Breath: Summon a Spiderling.

Play: Grant an ally in hand Ephemeral and reduce its cost by 1.

Nightfall: Give me +2|+0 and Fearsome this round.

Play: Play me as First Wave or Last Wind.

Last Breath: Create in hand another random Last Breath follower that costs 3 or less.