There are currently six different Gas Reformers.
Gas Reformer
Gas Reformer Lv.2
The Gas Reformers (S) converts 100,000 Crystal into 50,000 Metal, one time. It will cost you (2 Dark Matter.)
The Gas Reformers Lv. 2 (S) converts 100,000 Crystal into 80,000 Metal, one time. It will cost you (9 Credits.)
The Gas Reformers (M) converts 1,000,000 Crystal into 500,000 Metal, one time. It will cost you (12 Dark Matter.)
The Gas Reformers Lv. 2 (M) converts 1,000,000 Crystal into 800,000 Metal, one time. It will cost you (59 Credits.)
The Gas Reformers (L) converts 10,000,000 Crystal into 5,000,000 Metal, one time. It will cost you (70 Dark Matter.)
The Gas Reformers (L) Lv. 2 converts 10,000,000 into 8,000,000 Metal, one time. It will cost you (349 Credits.)