Page 130 - Dragonix - DM Options, Monster Talents II

Magic Resistance
longsword attack and rolls a 20 on the attack roll,
it cuts off one of the creature's heads. The creature Type: Trait.
dies if it can't survive without the lost head. A
Magic Resistance. The drow has advantage on
creature is immune to this effect if it is immune
saving throws against spells and other magical
to slashing damage, doesn't have or need a head,
effects.
has legendary actions, or the GM decides that the
creature is too big for its head to be cut off with
Zariel's longsword. Such a creature instead takes an
Magic Weapons
extra 27 (6d8) slashing damage from the hit.
Type: Trait.

Magic Weapons. The drow's weapon attacks are
magical.

Skirmisher
Drow Type: Reaction.

Skirmisher. When an enemy the drow can see ends
its turn within 5 feet of it, the drow can move up
All types of drow can have the following talents:
to half its speed. This movement doesn’t provoke

Chapter 2. Mordenkainen's Tome of Foes 129