Im new to vaping and i currently have a k100 and a mvp v2. Both using a mini pro tank 2. Im wanting another mech with a small form factor. Sooo eather keep the k100, get a nemesis clone, or get a astro clone witch is the one i like the looks of. Also what rba use with them. Leaning towards an igo-l . Already have aw amr batts in all the proper sizes. Not really wanting to sub owm yet. Just wanting very small/durable in 18350 mode. Thanks for any and all replies. 