Different missile warheads (warheads as in the missile explosion not the block)

In this suggestion I will outline each warhead type I suggest implementing and then explain the reasoning behind why it is the way it is; note this is as much for my own amusement as it is a proper suggestion though it would be a nice addition to the game.

Spike charge:
The explosion is shaped like a cone pointing in the direction the missile was traveling in when it hit, this becomes the pierce-effect for missiles (pierce currently does nothing for missiles) additionally it halves the...

Different missile warheads (warheads as in the missile explosion not the block)