From the Wiki: (Take 1 (Fire Token)): Once per round, place 1 (Fire Token) on a (Hand) slot of 1 Hero in LoS. When attacking, they may discard the (Fire Token) to gain: +1 (Yellow Dice), +1 (Orange Dice), or +1 (Red Dice), then add 1 (Fire Token)
We have some discussion about the skill and how...