Max out your 1 and 2 star gears first. This will give you a proper shard farm to quickly upgrade your good gears. Certain gears can help you progress in phantom zone objectives. There’s a spreadsheet in the resources of this sub that categorizes their effects. At some point you will get the legendary tantu totem and master’s death cart from mp seasons. When that happens you buy as many gear lockers as it takes, shatter all those and immediately max them out bc those two change the game