(Fire-Lit Vents isn't a spell.)
Fire-Lit Vents enters the battlefield tapped.
All creatures have Islandwalk.
: Add or to your mana pool.
: Add to your mana pool. Put Fire-Lit Vents on top of your library.
: Add 
or 
to your mana pool.: Add 
to your mana pool. Put Fire-Lit Vents on top of your library.
