The mob spawner in vanilla can changed the mob by spawn egg is update in 1.8. But in 1.7.10, we cannot changed it without command or other way to changed. This mod will make the spawner can changed by spawn egg!
How to start?
Make sure you're in creative mode, find or setblock a mob spawner, hold a stick and right click it. The mob spawner will changed a pig spawner, now you can hold anyone spawn egg you want and right click to changed it!
Why it still a pig?
This is a client-side rendering issue, but this does not affect its work. When you rejoin, it syncs to the normal creature.
