Shaun, Reassembling Skeleton

Even in Death... Shaun, Reassembling Skeleton be a second Commander
{1}{b}: Reassemble Shaun into a Bone Fragment that has "Creatures you control have Regenerate OR Reassemble and this Fragment isn't sacrificed at the end of turn"
Is he coming back again? Yes and imma name him Shaun, The Reassembling Skeleton.