This is a awesome superflat survival preset try to do the following things

1. get iron tools from villagers and blacksmiths
2.get to the underworld alive (watch video to find out how)
3.get diamond sword
4.get diamond armor
5.get to the nether... kind of safer there

preset: 2;7,10x1,50x0,1,5x8,1,2x10,4x18,5;2;stronghold,biome_1,village(distance=0),decoration,mineshaft(chance=.5)

Be sure to watch the video /

Additional Notes