If Stormsplitter splits er, leaves the battlefield before its triggered ability resolves, the token will still enter as a copy of Stormsplitter, using Stormsplitter's copiable values from when it was last on the battlefield
However, in the right deck, it can be a true terror
For the full deck list, please check out the Moxfield page.
On the new-card side, Shard of the Nightbringer is the one people want, an 8/8 flyer that drains half a players life when it lands, with Biotransference and Their Name Is Death rounding out the flavor-meets-function picks
The real question is whether your pod wants that kind of game
You can't cast for free it later in the turn