Slippery ice is Difficult Terrain. A creature that moves onto slippery ice for the first time on a turn or starts its turn there must succeed on a DC 10 Dexterity saving throw or have the Prone condition.
Slippery Ice
HazardXDMGp. 692024
Raw data
{
"name": "Slippery Ice",
"page": 69,
"__prop": "hazard",
"source": "XDMG",
"entries": [
"Slippery ice is {@variantrule Difficult Terrain|XPHB}. A creature that moves onto slippery ice for the first time on a turn or starts its turn there must succeed on a {@dc 10} Dexterity saving throw or have the {@condition Prone|XPHB} condition."
],
"trapHazType": "ENV"
}