diff --git a/2018/15/combat.js b/2018/15/combat.js
new file mode 100644
index 00000000..b3dcb94b
--- /dev/null
+++ b/2018/15/combat.js
@@ -0,0 +1,37 @@
+const distance = require('manhattan');
+
+class Unit {
+    constructor(type, x, y, attack = 3, hp = 200) {}
+}
+
+class MapPoint {
+    constructor(type, x, y) {
+        this.x = x;
+        this.y = y;
+
+        this.type = type;
+        this.isWall = this.type === '#';
+    }
+}
+
+class Combat {
+    constructor(raw_map) {
+        let map_and_units = this.parseMap(raw_map);
+        this.map = map_and_units.map;
+        this.units = map_and_units.units;
+    }
+
+    parseMap(raw_map) {
+        let initial_map = raw_map.split('\n').map(row => row.split(''));
+        let map = initial_map.map((row, y) =>
+            row.map((cell, x) => new MapPoint(cell === '#' ? '#' : '.', x, y))
+        );
+
+        return {
+            map,
+            units,
+        };
+    }
+}
+
+module.exports = Combat;
diff --git a/2018/15/input.js b/2018/15/input.js
new file mode 100644
index 00000000..e69de29b
diff --git a/2018/15/input.txt b/2018/15/input.txt
new file mode 100644
index 00000000..627beabb
--- /dev/null
+++ b/2018/15/input.txt
@@ -0,0 +1,32 @@
+################################
+#########################.G.####
+#########################....###
+##################.G.........###
+##################.##.......####
+#################...#.........##
+################..............##
+######..########...G...#.#....##
+#####....######.G.GG..G..##.####
+#######.#####G............#.####
+#####.........G..G......#...####
+#####..G......G..........G....##
+######GG......#####........E.###
+#######......#######..........##
+######...G.G#########........###
+######......#########.....E..###
+#####.......#########........###
+#####....G..#########........###
+######.##.#.#########......#####
+#######......#######.......#####
+#######.......#####....E...#####
+##.G..#.##............##.....###
+#.....#........###..#.#.....####
+#.........E.E...#####.#.#....###
+######......#.....###...#.#.E###
+#####........##...###..####..###
+####...G#.##....E####E.####...##
+####.#########....###E.####....#
+###...#######.....###E.####....#
+####..#######.##.##########...##
+####..######################.###
+################################
diff --git a/2018/15/part-one.js b/2018/15/part-one.js
new file mode 100644
index 00000000..e69de29b
diff --git a/2018/15/part-two.js b/2018/15/part-two.js
new file mode 100644
index 00000000..e69de29b