Lvl 1 gear select 2 blue item and forge it.
Lvl 5 gear select 2 blue item plus a blue gear Lvl 1 and forge it.
Lvl 10 gear select 2 blue item plus a blue gear Lvl 5 and forge it.
NEVER EVER MIX COLOR
Lvl 5 gear select 2 blue item plus a blue gear Lvl 1 and forge it.
Lvl 10 gear select 2 blue item plus a blue gear Lvl 5 and forge it.
NEVER EVER MIX COLOR