diff --git a/src/ability.js b/src/ability.js
index 6fdcaca..5fb9e92 100644
--- a/src/ability.js
+++ b/src/ability.js
@@ -1,8 +1,8 @@
 import Projectile from './projectile.js'
 
-// Q: damage  -> self sustain / crowd control
-// W: control -> mobility
-// E: support -> vision / selfless support / creative
+// major damage  OR minor self sustain / crowd control
+// major support OR minor vision / selfless support / creative
+// major control OR minor mobility
 
 export default class Ability {
   id = crypto.randomUUID()
@@ -95,19 +95,39 @@ export default class Ability {
     },
   })
 
-  static control = new Ability({
-    id: 'control',
-    name: 'Control',
-    castTime: 1,
-    cooldown: 5,
-    effect: function controlEffect() { console.log('Control is still work in progress.') },
-  })
-
   static shieldThrow = new Ability({
     id: 'shield_throw',
     name: 'Shield Throw',
     castTime: 0.1,
     cooldown: 7,
-    effect: function shieldThrowEffect() { console.log('Shield throw is still work in progress.') },
+    effect: function shieldThrowEffect(caster, cursor) { },
+  })
+
+  static blink = new Ability({
+    id: 'blink',
+    name: 'Blink',
+    castTime: 1,
+    cooldown: 2,
+    range: 400,
+    effect: function blinkEffect(caster, cursor) {
+      const ability = this
+      const direction = cursor.clone().sub(caster.position)
+      if (direction.length() > ability.range) {
+        direction.normalize().multiplyScalar(ability.range)
+      }
+
+      const destination = caster.position.clone().add(direction)
+
+      caster.teleport(destination)
+      caster.cooldown(ability.id)
+    },
+  })
+
+  static control = new Ability({
+    id: 'control',
+    name: 'Control',
+    castTime: 1,
+    cooldown: 5,
+    effect: function controlEffect(caster, cursor) { },
   })
 }
diff --git a/src/entity.js b/src/entity.js
index 81bf797..0873945 100644
--- a/src/entity.js
+++ b/src/entity.js
@@ -13,8 +13,8 @@ export default class Entity {
   abilities = [
     Ability.basicAttack,
     Ability.straightShot,
-    Ability.control,
     Ability.shieldThrow,
+    Ability.blink,
   ]
   casting = null
   // TODO: teams
@@ -78,7 +78,7 @@ export default class Entity {
     const castTime = this.game?.secToTick(this.casting.ability.castTime) ?? 0
     const castStart = this.casting.timestamp
     const timestamp = this.game?.currentTick ?? 0
-    if (castStart + castTime < timestamp) {
+    if (castStart + castTime > timestamp) {
       return false
     }
 
@@ -136,7 +136,7 @@ export default class Entity {
   }
 
   fixPosition() {
-    this.#position = SATX.fixCollisions(this.#position, this.collidables(), this.radius, this.game?.width, this.game?.height)
+    this.#position = SATX.fixCollisions(this.#position, this.collidables(), this.radius, this.game?.width, this.game?.height).clone()
   }
 
   isColliding(...colliders) {
@@ -157,9 +157,9 @@ export default class Entity {
     }
   }
 
-  teleport(x, y) {
-    const position = SATX.fixCollisions(new Vector2(x, y), this.collidables(), this.radius, this.game?.width, this.game?.height)
-    this.position.set(position.x, position.y)
+  teleport(position) {
+    this.#position = position.clone()
+    this.fixPosition()
   }
 
   // TODO: unset destination on teleports, etc.
@@ -217,10 +217,10 @@ export default class Entity {
       if (this.id == '1' || this.id == '2') {
         this.health = this.maxHealth
         if (this.id == '1') {
-          this.teleport(200, 200)
+          this.teleport(new Vector2(200, 200))
         }
         if (this.id == '2') {
-          this.teleport(1800, 1800)
+          this.teleport(new Vector2(1800, 1800))
         }
       }
     }
diff --git a/src/index.js b/src/index.js
index 83c927e..021d412 100644
--- a/src/index.js
+++ b/src/index.js
@@ -34,7 +34,7 @@ app.ws('/ws', async (req, res) => {
     console.log(message)
 
     if (message.action == 'teleport') {
-      entity.teleport(message.x, message.y)
+      entity.teleport(new Vector2(message.x, message.y))
     }
 
     if (message.action == 'move') {
@@ -50,7 +50,7 @@ app.ws('/ws', async (req, res) => {
 function testScenario() {
   const entity1 = new Entity()
   entity1.id = '1'
-  entity1.teleport(200, 500)
+  entity1.teleport(new Vector2(200, 500))
   entity1.radius = 50
   entity1.maxHealth = 100
   entity1.health = 80
@@ -58,7 +58,7 @@ function testScenario() {
 
   const entity2 = new Entity()
   entity2.id = '2'
-  entity2.teleport(110, 110)
+  entity2.teleport(new Vector2(110, 110))
   entity2.radius = 50
   entity2.maxHealth = 50
   entity2.health = 50
@@ -123,7 +123,7 @@ function testScenario() {
 function laneScenario() {
   const entity1 = new Entity()
   entity1.id = '1'
-  entity1.teleport(200, 200)
+  entity1.teleport(new Vector2(200, 200))
   entity1.radius = 50
   entity1.maxHealth = 100
   entity1.health = 100
@@ -131,7 +131,7 @@ function laneScenario() {
 
   const entity2 = new Entity()
   entity2.id = '2'
-  entity2.teleport(1800, 1800)
+  entity2.teleport(new Vector2(1800, 1800))
   entity2.radius = 50
   entity2.maxHealth = 100
   entity2.health = 100
@@ -167,7 +167,7 @@ app.listen(port, () => {
   console.log(`Server started! Visit http://localhost:${port}`)
 
   laneScenario()
-  game.entities[0].castAction(1, 2000, 2000)
+  game.entities[0].castAction(3, 2000, 2000)
 
   game.start()
 })