diff --git a/lang/de.json b/lang/de.json
index 25f285a..4109c79 100644
--- a/lang/de.json
+++ b/lang/de.json
@@ -291,6 +291,7 @@
 	"midgard5.kido-variante-kontrollieren": "Kontrollieren",
 
 	"midgard5.mod-operation-add100": "Addieren (max 100)",
+	"midgard5.mod-operation-roll": "Wurf Modifikation",
 	"midgard5.mod-operation-add": "Addieren",
 	"midgard5.mod-operation-set": "Basiswert",
 	"midgard5.mod-operation-fixed": "Fester Wert",
diff --git a/source/module/M5Base.ts b/source/module/M5Base.ts
index 6a1a022..0562cce 100644
--- a/source/module/M5Base.ts
+++ b/source/module/M5Base.ts
@@ -85,7 +85,7 @@ export enum M5Stats {
 	PROTECTION_LP = "lpProtection",
 	PROTECTION_AP = "apProtection",
 	PERCEPTION = "perception",
-	DRINKING = "drinking"
+	DRINKING = "drinking",
 }
 
 export enum M5ModType {
@@ -96,6 +96,7 @@ export enum M5ModType {
 
 export enum M5ModOperation {
 	ADD_100 = "add100",
+	ROLL = "roll",
 	ADD = "add",
 	SET = "set",
 	FIXED = "fixed",
diff --git a/source/module/items/M5Item.ts b/source/module/items/M5Item.ts
index cc942ff..037a5e1 100644
--- a/source/module/items/M5Item.ts
+++ b/source/module/items/M5Item.ts
@@ -258,7 +258,6 @@ export class M5Item extends Item {
 			}
 
 			const roll = new M5Roll(rollData, this.actor, item.name);
-			console.log(roll);
 			return roll.toMessage();
 		} else {
 			ChatMessage.create({
diff --git a/source/module/rolls/M5Roll.ts b/source/module/rolls/M5Roll.ts
index 01163e1..f0b2565 100644
--- a/source/module/rolls/M5Roll.ts
+++ b/source/module/rolls/M5Roll.ts
@@ -1,6 +1,6 @@
 import { Evaluated } from "@league-of-foundry-developers/foundry-vtt-types/src/foundry/client/dice/roll";
 import { M5Character } from "../actors/M5Character";
-import { M5EwResult, M5RollData, M5RollResult, M5SkillUnlearned, M5Stats } from "../M5Base";
+import { M5EwResult, M5ModOperation, M5ModType, M5RollData, M5RollResult, M5SkillUnlearned, M5Stats } from "../M5Base";
 import { stat } from "fs";
 
 export class M5Roll {
@@ -115,31 +115,20 @@ export class M5Roll {
 		return ChatMessage.create(chatData);
 	}
 
-	static fromAttribute(actor: any, attributeKey: string) {
-		const character = actor as M5Character;
-		const attribute = character.attribute(attributeKey);
-
-		const rollData = actor.getRollData() as M5RollData;
-		rollData.i = attribute.value + attribute.bonus;
-		rollData.rolls["0"] = {
-			formula: "@i - 1d100",
-			enabled: true,
-			label: (game as Game).i18n.localize("midgard5.pw"),
-			result: "",
-			total: 0,
-			totalStr: "",
-			dice: {},
-			css: "",
-		} as M5RollResult;
-
-		return new M5Roll(rollData, actor, (game as Game).i18n.localize(`midgard5.actor-${attributeKey}-long`));
-	}
-
 	static fromAttributeValue(actor: any, attributeKey: string, attributeValue: number) {
 		const rollData = actor.getRollData() as M5RollData;
+		const itemData = actor.items.filter((x) => x.type === "effect").map((y) => y.system.mods);
+		rollData.c = 0;
+		for (let effectKey in itemData) {
+			for (let modkey in itemData[effectKey])
+				if (itemData[effectKey][modkey].type === M5ModType.ATTRIBUTE && itemData[effectKey][modkey].operation === M5ModOperation.ROLL) {
+					rollData.c += itemData[effectKey][modkey].value;
+				}
+		}
+
 		rollData.i = attributeValue;
 		rollData.rolls["0"] = {
-			formula: "@i - 1d100",
+			formula: "@i - 1d100 - @c",
 			enabled: true,
 			label: (game as Game).i18n.localize("midgard5.pw"),
 			result: "",
@@ -208,7 +197,7 @@ export class M5Roll {
 
 	static perception(actor: any) {
 		const rollData = actor.getRollData() as M5RollData;
-		
+
 		rollData.rolls["0"] = {
 			formula: "1d20 + @c.calc.stats.perception.value + @c.calc.stats.perceptionFW",
 			enabled: true,
@@ -219,13 +208,13 @@ export class M5Roll {
 			dice: {},
 			css: "",
 		} as M5RollResult;
-		
+
 		return new M5Roll(rollData, actor, (game as Game).i18n.localize("midgard5.perception"));
 	}
-	
+
 	static drinking(actor: any) {
 		const rollData = actor.getRollData() as M5RollData;
-		
+
 		rollData.rolls["0"] = {
 			formula: "1d20 + @c.calc.stats.drinking.value + @c.calc.stats.drinkingFW",
 			enabled: true,
@@ -236,7 +225,7 @@ export class M5Roll {
 			dice: {},
 			css: "",
 		} as M5RollResult;
-		
+
 		return new M5Roll(rollData, actor, (game as Game).i18n.localize("midgard5.drinking"));
 	}
 
diff --git a/templates/sheets/partial/mod.hbs b/templates/sheets/partial/mod.hbs
index d4a2bfe..03701a2 100644
--- a/templates/sheets/partial/mod.hbs
+++ b/templates/sheets/partial/mod.hbs
@@ -36,6 +36,7 @@
 						{{#select mod.operation}}
 							{{#if (eq mod.type "attribute")}}
 								<option value="add100">{{localize "midgard5.mod-operation-add100"}}</option>
+								<option value="roll">{{localize "midgard5.mod-operation-roll"}}</option>
 							{{/if}}
 							<option value="add">{{localize "midgard5.mod-operation-add"}}</option>
 							<option value="set">{{localize "midgard5.mod-operation-set"}}</option>
@@ -48,7 +49,7 @@
 				</td>
 
 				<td>
-					<input name="data.mods.{{modId}}.value" type="text" value="{{mod.value}}" data-dtype="Number" />
+					<input name="data.mods.{{modId}}.value" type="number" value="{{mod.value}}" data-dtype="Number" />
 				</td>
 			</tr>
 		{{/each}}