variables:
	{moby::%player%} = 0
on death:
	if attacker is a player:
		if victim is zombie:
			add 1 to {moby::%attacker%}
		if victim is creeper:
			add 1 to {moby::%attacker%}
		if {moby::%attacker%} is <= 10:
			give 1 diamond to attacker
		if {moby::%attacker%} is <= 20:
			give 2 diamond to attacker

command /licznik:
	trigger:
		send "Zabite moby: %{moby::%player%}%"