Snow Wall

In Four Swords Adventures there's a wall built by a Deku Scrub that's made of snow at the stage called Frozen Hyrule. To get past the wall, The Links need to use Fire Rods to melt it down. According to the Deku Scrub, one has to flame it while being in the Deku Scrub formation, the reward Link gets the first he meets it is several Force Gems. The obstacle will be seen at many points during the stage.