Goblin Barrelcharger

If X equals 3 or more, Goblin Barrelrider enters the battlefield with a haste counter.
If X equals 4 or more, Goblin Barrelrider enters the battlefield with a first strike counter.
If X equals 5 or more, Goblin Barrelrider enters the battlefield with a trample counter.
When Goblin Barrelcharger dies, it deals X damage to any target.