Battle Isle

Here are the codes for the one and two-player maps, as well as a couple of
bonus codes:

One Player Two Player
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FIRST CONRA
GHOST PHASE
GAMMA EXOTY
MARSS MOUNT
EAGLE FIGHT
METAN RUSTY
FOTON FIFTH
POLAR VESUV
TIGER MAGIC
SNAKE SPACE
ZENIT VALEY
DONNN TESTY
VESTA TERRA
OXXID SLAVE
DEMON NEVER
GIANT RIVER
EUROP STORM