lightweight, you can push it at once, as long as it is sleeping. Once it begins
to fall, it wakes up and begins chasing you. You can also push awakened rocks,
if you have eaten the sweet.
+
+This is the awakened version.
-Glued diamond.
+This looks like a diamond, but you can't collect it, and it never falls.
-Nitro pack.
+This vial of nitroglycerin can be pushed around and will fall like a rock,
+but if it lands on something other than sand, it will cause a 3x3 explosion
+like a firefly.
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+This player is unable to move or even snap.
+It can still be killed by falling objects or enemies.
-Glued rock.
+A rock that never falls and cannot be pushed.
-Glued sand.
+Looks like sand, but you can't dig it away.
-Time penalty.
+Whenever this is spawned into the level by any means, your remaining time
+to get to the exit goes down.
+The "gravestone" tile can be used as a purely visual version of this.
-Waiting rock.
+A chasing rock looks like an ordinary rock. It can even pass slime. It is
+lightweight, you can push it at once, as long as it is sleeping. Once it begins
+to fall, it wakes up and begins chasing you. You can also push awakened rocks,
+if you have eaten the sweet.
+
+This is the sleeping version.