You gain the following benefits.
When you damage a creature that is Concentrating, it has Disadvantage on the saving throw it makes to maintain Concentration.
If you fail an Intelligence, a Wisdom, or a Charisma saving throw, you can cause yourself to succeed instead. Once you use this benefit, you can't use it again until you finish a Short or Long Rest.
{
"name": "Mage Slayer",
"page": 205,
"__prop": "feat",
"source": "XPHB",
"ability": [
{
"choose": {
"from": [
"str",
"dex"
]
}
}
],
"entries": [
"You gain the following benefits.",
{
"name": "Concentration Breaker",
"type": "entries",
"entries": [
"When you damage a creature that is {@status Concentration|XPHB|Concentrating}, it has {@variantrule Disadvantage|XPHB} on the saving throw it makes to maintain {@status Concentration|XPHB}."
]
},
{
"name": "Guarded Mind",
"type": "entries",
"entries": [
"If you fail an Intelligence, a Wisdom, or a Charisma saving throw, you can cause yourself to succeed instead. Once you use this benefit, you can't use it again until you finish a {@variantrule Short Rest|XPHB|Short} or {@variantrule Long Rest|XPHB}."
]
}
],
"category": "G",
"prerequisite": [
{
"level": 4
}
]
}