To beat the Metal Mantis you should lure him over into a corner. Then walk up the middle path and hit him once. Then retreat back to the same corner slowly so he does not shoot fire balls at you. Repeat this until he is dead.

To beat the Stone Lion Head -Light, equip the Shield Bracelet and stand where the beams dont hit you. His beams will make four boxes, so stay near his head and out of the beams way.

To beat the Stone Lion Head - Water, you should still have a good amount of life left to keep the Shield Bracelet equiped. You will follow this head and keep on striking it. Stay out of the water puddles, they will hurt you.

To beat the Stone Lion Head - Fire, you most likely will have to refill your hit points so equip the Medical Herb. Then when you are refilled switch back to the Shield Bracelet and attack the head. Fire Head should attack in straight lines so stay out of his fire
and you should beat him.

To beat the Skull Master, equip the Power Bracelet and attack the hands. Then the skull should come down to an area where you can hit it. Attack it.  Watch your health meter while you are fighting. Before your meter runs out select the Medical Herb and let it refill your healt meter up. Then after you are filled up switch back to the Power Bracelet. Keep attacking the head until it is dead.

To beat Posideon, equip the Power Bracelet and stay out of his way when he shoots the fire from his lance.  Then after he shoots the three fire shots go up to him
and attack him. Watch out for the two fire balls he shoots. Then Posideon should move to the left or the right, follow him. If he moves to the right, go as far right as you can go. This time you can just hit him when he comew into your range. He will then move
back to the middle again. Do the same if he moves to the left side of the screen. Stay as far left as you can. Watch your health meter. Switch your medical Herb when you are almost dead. Let it refill your health bar up. Then switch the Power Bracelet back on. Repeat this process untill he is defeated.

To beat the Tin Doll, equip the Power Bracelet.  Attack him only after he fires his big missle. Then his missle will land spreading little fire balls. Try to stay out of the way.. When your meter gets low switch on the Medical Herb. Then refill your meter and equip the Power Bracelet again. Repeat the attact procedure until the Tin Doll is defeated.

To beat the Demon Bird, equip the Super Bracelet. Attack him only when he flies on an angle. He will try and burn you with rows of fire. Try to stay out of its way. When your meter gets low switch on the Medical Herb. Then refill your meter and equip the Super Bracelet again. Repeat the attact procedure until the Demon is defeated.

To beat the Deathtoll, equip the Medical Herb. Attack him only after you knock down the four blue flames.  You should attack his head. Use the Pheonix magic to kill him. Repeat the attact procedure until the Deathtoll is defeated.