pour ce qui est des drops , il suffit de faire un beau combat pour en avoir un meilleur c simple 
plus il durera longtemps mieux ce sera
si tu ne va pas souvent en safe zone tu augmente les chance d'en avoir un meilleur
si tu t'amuse a tuer les petit lvl alors la le drop sera pourri
etc etc etc , je vous laisse lire par vous meme

How can I increase my chances of getting good drops?
Several factors determine the value of the drops you can receive. These include, but are not limited to: your Combat level, your opponents' Combat level, the value of items you are carrying, the value of items your opponent was carrying, how long you have survived in a dangerous area on the PvP world, how many players you have killed on the PvP world recently, and whether you are in a hot zone.
Drops will improve if you are carrying at least 75,000 coins' worth of items (or 25,000 coins' worth on a free world) that you will lose if you die - your three most valuable items are not included in this. To get better drops, your victim must also lose at least 25,000 coins' worth of equipment.
Note that if you risk significantly more than 75,000 coins in items, your drops will not improve further, nor will they improve if your opponent loses 25 million coins' worth of items - the values are minimum boundaries.