diff --git a/cmd/tins2021/levelcontroller.go b/cmd/tins2021/levelcontroller.go
index 124f246..fa5d05a 100644
--- a/cmd/tins2021/levelcontroller.go
+++ b/cmd/tins2021/levelcontroller.go
@@ -190,7 +190,7 @@ func (r *levelController) Handle(ctx ui.Context, e ui.Event) bool {
 	var jumping []geom.Point
 	for pos, animation := range r.IdleMonsters.Values {
 		for animation.Frame > 0 {
-			if rand.Intn(10) != 0 {
+			if rand.Intn(100) < 37 { // P = .37
 				monster, ok := r.Level.Monsters[pos]
 				if ok && monster != nil {
 					target, ok := monster.FindTarget(r.Level, pos)
@@ -222,7 +222,7 @@ func (r *levelController) Play(level *tins2021.Level) {
 		"heart":   tins2021.NewAnimations(80*time.Millisecond, defaultAnimationFrames, true, true),
 		"monster": tins2021.NewAnimations(80*time.Millisecond, defaultAnimationFrames, true, true),
 	}
-	r.IdleMonsters = tins2021.NewAnimations(200*time.Millisecond, 100, false, false)
+	r.IdleMonsters = tins2021.NewAnimations(40*time.Millisecond, 100, false, false)
 	r.MovingMonsters = tins2021.NewAnimations(16*time.Millisecond, 50, false, false)
 	for monster := range level.Monsters {
 		r.IdleMonsters.Frame(monster)