Help 2 D:

command /pets: #Requeriments: Skript and SkQuerry
	trigger:
		wait 1 tick
		set {x} to x-coord of event-location
		set {y} to y-coord of event-location
		set {z} to z-coord of event-location
		open chest with 3 rows named "&e&lPets" to player
		format slot 0 of player with pig spawn egg named "&aPig" to run [execute console command "/summon Pig %{x}% %{y}% %{z}% {CustomName:""&ePet of &6%player%"",NoAI:1,Silent:1,Invinsible:1,CustomNameVisible:1}"]
		if {pet_%player%} is 1:
			loop all pigs:
				if display name of loop-entity is "&eMascota de &6%player%":
					delete loop-entity
			set {pet_%player%} to 0
		else:
			set {pet_%player%} to 1

on damage:
    if "%victim's name%" contains "&eName of &6":
        cancel event