PCs are destined for bigger things than most. Indeed, they are Fated for Ragnarok. Instead of fighting in spirit, the player draws a rune from the bag and chooses an effect based on the aett of the rune. Each aett is colored.
Red
Pick an ally. The next time that ally uses heal using a recovery, this rune allows the target to heal using a free recovery instead of spending a recover
Choose an ally. When the ally heal using a recovery, they also adds hit points equal to double their level to the recovery. They may have one of these runes at a time.
Choose one ally. That ally gains resist 12+ until the end of his next turn.
Choose one ally. That ally gains resist 16+ against the next attack against him that hits.
Choose one ally. They remove any and all conditions and effects from themselves that they desire.
Blue
Pick an ally to give this rune to. An ally with this rune can use it to reroll an attack as a free action this battle. An ally can only have one such blessing on them at a time.
Pick an ally to give this rune to. Until the end of your next turn, they add double their level to the miss damage of their attacks and the attacks of their nearby allies.
Pick an ally. If they hit with their next attack, they can deal extra damage to one target they hit with a melee attack as a free action. The damage bonus is a number of d4 equal to their Strength modifier or to their level, whichever is higher
The next critical hit against your allies deals normal damage instead of critical damage.
The next critical hit your allies make deals triple damage instead of double damage.
Green
Increase the escalation die by 1
Roll a d20 that we’ll refer to as your fate die. As a free action before the start of your next turn, give your fate die to a nearby ally or enemy who is about to make an attack roll. The fate die result becomes the natural result of their roll instead.
Choose one enemy who will be Fated to Die. you and your allies gain +1 to hit against the target until the end of the battle
Pick an ally to give this rune to. The ally may apply +5 to their next Skill Roll as their background is unexpectedly beneficial (instead of a normal background). They must describe it, even if it is somewhat ludicrous.
Choose an ally to give this rune to. That ally adds 5 to their initiative immediately.
One rune, the Void Rune has no color, and no carving upon it. If you draw that, tough shit, you get nothing.