Puck Invulnerability Bug, DotA 6.67c

After the Linken's Sphere Rune Bug, there is another bug found in the DotA 6.67c. This time the bug is pretty interesting. You can become invulnerable on Puck if you abuse this bug correctly. However, you need to co-ordinate with your opponent which is impossible but you can do it with your friends. This bug can be game-breaking if it's done right way.Steps:1. Pick Puck.2. Get Tower to hit your