5e:Emerald Dragon/Lair Actions

Emerald Dragon's Lair

Emerald dragons dwell in … caverns, lava tubes, and tunnel[s]…

The challenge rating of a legendary emerald dragon increases by 1 when it's encountered in its lair.

Lair Actions

When fighting inside its lair, an emerald dragon can use lair actions. On initiative count 20 (losing initiative ties), the dragon takes a lair action to cause one of the following effects; the dragon can’t use the same effect two rounds in a row:

• Beguiling Whisper.
• Distort Perceptions.
• Vanish.

Regional Effects

The region surrounding a legendary amethyst dragon's lair is altered by the dragon's magic, creating one or more of the following effects:

• Crystal Profusion.
• Fiery Sight.
• Subtle Obstruction.
• Thriving Wildlife.

If the dragon dies, the population of giant lizards [and] crystals and emeralds [return to normal].