My guess would be L2PcInstance.doDie();
/**
* Kill the L2Character, Apply Death Penalty, Manage gain/loss Karma and Item Drop.<BR><BR>
*
* <B><U> Actions</U> :</B><BR><BR>
* <li>Reduce the Experience of the L2PcInstance in function of the calculated Death Penalty </li>
* <li>If necessary, unsummon the Pet of the killed L2PcInstance </li>
* <li>Manage Karma gain for attacker and Karam loss for the killed L2PcInstance </li>
* <li>If the killed L2PcInstance has Karma, manage Drop Item</li>
* <li>Kill the L2PcInstance </li><BR><BR>
*
*
* @param i The HP decrease value
* @param attacker The L2Character who attacks
*
*/
@Override
public boolean doDie(L2Character killer)
As for the code, I'm not going to do it :c