Frost Splinter

Haste, Vigilance, Deathtouch.
When this creature enters the battlefield, create 2 Prison of Ice creature tokens for each opponent.
As long as cards named Prison of Ice are on the battlefield, this creature has Hexproof and Indestructible.
At the beginning of your upkeep, each
opponent loses 1 life.
When this creature dies, create a Remorse
creature token, and each player gains 4 life.