(Arrows can only be played from arsenal and only if you control a bow.) Ice Fusion (As an additional cost to play Frost Lock, you may reveal an Ice card from your hand.) Cards and activated abilities cost opposing heroes an additional [1 Resource] this turn. If Frost Lock was fused, it gains +1 [Power] and "If this hits a hero, until the end of their next turn, they can't pitch or play cards with base cost 0."