diff --git a/src/main/kotlin/ru/dbotthepony/mc/otm/matter/IMatterValue.kt b/src/main/kotlin/ru/dbotthepony/mc/otm/matter/IMatterValue.kt
index ffe05bf75..ab6fb81d8 100644
--- a/src/main/kotlin/ru/dbotthepony/mc/otm/matter/IMatterValue.kt
+++ b/src/main/kotlin/ru/dbotthepony/mc/otm/matter/IMatterValue.kt
@@ -28,6 +28,14 @@ interface IMatterValue : Comparable<IMatterValue> {
 		return MatterValue(matter - other.matter, complexity - other.complexity)
 	}
 
+	operator fun times(other: IMatterValue): IMatterValue {
+		return MatterValue(matter * other.matter, complexity * other.complexity)
+	}
+
+	operator fun times(other: Int): IMatterValue {
+		return MatterValue(matter * other, complexity * other)
+	}
+
 	override fun compareTo(other: IMatterValue): Int {
 		val matterComparison = matter.compareTo(other.matter)