Breakdown of Es malísimo arriesgar todo el dinero en el póker.
ser
to be
malo
bad
en
in / on / by (means of transport) / about (after pensar)
el dinero
the money
todo
all / everything
arriesgar
to risk
el póker
the poker
Elon.io is an online learning platform
We have an entire course teaching Spanish (Spain) grammar and vocabulary.