Part 30

Freeze the balancing platform and walk across to another fire pillar.

Freeze the fire pillar to reach the center of the room.

Hit the four switches with the Ice Rod to spawn a chest containing the Compass.

Head west, merge with the frozen fire pillars, then onto the west wall, heading south to the button to open the southwest door.

Return to the center. Step on the left balance platform and freeze it so the north side is tilted up.

Fall from the top onto the Red Rupee and press the button to open the northern door.

Enter the southeast room and bomb the Kodongos to spawn a chest.

Return to the previous room and head up the balance platform to the east wall.

Merge and enter the southeast room, using the warp.

Warp again and cross the lava to head outside where three Fairies can be found.

Return to the previous room and drop down one level, using the warp to reach the chest with the Purple Rupee.

Head back to the large room and merge along the high east wall, traveling to the southwest corner to claim the Monster Parts.

Exit at the southwest and clear out the Gibos.

Freeze the balance to reach the north warp.

Warp again and freeze a path to the exit and Piece of Heart #28.

Head back to the balance platform and drop off the edge to the lower warp.

Kill the Gibos and grab Small Key #1.

Head back to the main room and use the high east wall, this time going north to grab Small Key #2.

Continue to merge across to the north room and open the chest for a Purple Rupee.

Drop down and slay the Wizzrobes to open the path, then return to the main room.

Search for and defeat all the Flamolas to spawn a chest on the west side of the room.

Cross over using the fire pillar and merge with the wall to reach the chest for the Silver Rupee.

Head down the steps to B1.

In this room, defeat the four Wizzrobes. Use the west balance platform to move up to the third one.

Cross over and merge with the west wall, going all the way around to the north side.

Drop down and merge west to reach the fourth Wizzrobe, which spawns a Big Chest in the center of the raised platform.

Merge back west and go into the hole, then open the chest for a Purple Rupee.

In the previous room, drop a bomb off the edge to raise the platform up.

Use a key to enter the room and claim the Big Key.

Back out on the ledge, merge behind the grated platform to knock it loose.

Cross over and drop down to claim the Hylian Shield.

Face south from here and use the Ice Rod to create a place to drop down.

Do so and move south under the platform above for a Gold Rupee.

Go to the northwest from here. Kill the Fire Gimos to earn a warp, then leave.

Head to the northeast room and cross over behind the Beamos for Small Key #3.

Head back to the previous room and into the southwest room.

Cross over to the northwest area and step on the button to raise platforms in the main room.

Head back across the gap to the east side. Stand on the platform and hit the switch to rise up with it.

Quickly head north and kill the two Wizzrobes on the east side.

A platform raises at the end of the path with a chest containing a Silver Rupee.

Use the first platform and merge with the wall heading north to knock the grate down.

Exit at the southeast and hit the button in this room.

Cross over the southern path and south into the room.

Hit the switch and ride up to the second level, then through the locked door.

Defeat the Wizzrobes on this level and jump down the hole to face the boss.

Boss Battle: Grinexx Start swimming in the lava, shooting up fire pillars. Dodge these. As Grinexx passes through ungrated areas, hit him with the Ice Rod. After a few hits, he will be forced onto the platform. Hit his head, then dodge his attacks. If Grinexx bottles up and starts steaming, run away. Continue to hit Grinexx until he spins around the arena. After this attack, you should be able to end the fight.

Grab the Heart Container and free Impa.