You magickally bind all creatures in an area on the ground.

All creatures within a 6m radius Circle centred on a point on the ground within 30m of you must make a Strength saving throw, potentially becoming

Restrained

Paralysed

A creature affected by this spell can repeat the Strength saving throw at the end of each of its turns to end the spell's effects on it.

Success. The target is unaffected.
Failure. The target becomes Restrained until the spell ends.
Critical Failure (–10). As failure, but in addition, the target is Paralysed until the end of their next turn.