you could hit them with your powered up sword, which includes 10 power gems, or kill them with phantom sword
phantoms are the metal guards in the ocean king temple (the legend of Zelda phantom hour glass) and in the tower (spirit tracks )
Legend of Zelda 1-First Temple Phantom Hourglass- Temple of ICE Oracle of Seasons-Explorer's Crypt.
the ice temple is on the isle of frost
wind temple
The Temple of Ice in The Legend of Zelda: Phantom Hourglass is located on the Isle of Frost. The Isle of Frost is in the southeastern quadrant of the map.
In Legend of Zelda NES-At the end of the first temple. In Phantom Hourglass DS- Temple of the Ice. In Oracle of Seasons-In explorer's Crypt
you get it in the temple of courage at modlia island
its in the last temple for the pure metal
in the ice temple on frozen island
In the temple
You get it in the temple of wisdom.
go to the temple of courage