ACTOR pinv : CustomInventory
{
    States
    {    
    Pickup:
        TNT1 A 1 A_GiveInventory("pgiver", 1)  
        Stop
    }
}

ACTOR pgiver : PowerupGiver
{
    +INVENTORY.PERSISTENTPOWER
    +INVENTORY.AUTOACTIVATE
    +INVENTORY.ALWAYSPICKUP
    Powerup.Type PowerFly
    States
    {
    Spawn:
        TNT1 A 5
        Loop
    }
}

ACTOR PowerFly : PowerFlight
{
    Powerup.Duration 0x7FFFFFFF
    Powerup.Color 0, 0, 0, 0
    +INVENTORY.HUBPOWER
    +INVENTORY.PERSISTENTPOWER  
}