:::Turn 1:::
step one: Draw a card for your draw step (if you didn't go first of course), then play:
Black Lotus,
Mox Emerald,
Mountain. (Current mana pool: 0)
step two: Sacrifice
Black Lotus to add three blue mana to your mana pool, Tap the
Mox Emerald to a one green mana to your mana pool. (Current mana pool: UUU, G)
step three: Play
Tinker, targeting the
Mox Emerald,
Tinker resolves, put a
Darksteel Colossus into play (Current mana pool: G)
Step Four: Tap the
Mountain to play
Mass Hysteria, and use the leftover Green mana to play
Berserk onto the
Darksteel Colossus.
Step five: Attack for 22 damage and win.
::
biggrin eclare End Of Turn:::
Granted, that was a best case scenario, but it does happen (to me, twice), you just need the cards.