Path To Velheim

Whenever a creature you control dies, if it
attacked this turn, put a quest counter on Path to Velheim. Then, if there are four or more quest counters on Path to Velheim, you may return
that creature from your graveyard to your hand.
{1}{w}, Remove a quest counter from Path to
Velheim: Put a +1/+1 counter on target creature.
It gains first strike until end of turn.