Breakdown of Ef þú stígur á gildruna, þá missir þú lífspunktinn.
þú
you
á
onto / on / in (static location) / on (a day of the week)
ef
if
stíga
to step
missa
to lose, to drop
þá
then
gildran
the trap
lífspunkturinn
the hit point
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