Shroud

To read information about the shroud species on Cridhe see Shrouds.

Shroud is a new name for an existing ability. Shroud was first seen in Future Sight.

From the Comprehensive Rules

502.36. Shroud
- 502.36a Shroud is a static ability. "Shroud" means "This permanent or player can't be the target of spells or abilities."
- 502.36b Multiple instances of shroud on the same permanent or player are redundant.

[edit] Reminder text

The latest reminder text for Shroud reads "It can't be the target of spells or abilities."

All older cards with this ability will be receiving errata to change that ability to shroud.
Cards with variants of this ability, such as "[This creature] can't be that target of spells or abilities your opponents control," will not be getting errata.
Some cards, such as the Onslaught's True Believer, grant shroud to players.
Shroud is an evergreen ability