Mindcrash Salamder

{b/g}: Mindcrash Salamander gains Deathtouch until end of turn.
{2}{u/b}: Sacrifice Mindcrash Salamander, name a color target opponent reveals his or her hand and discards all cards that share a color with the chosen color.
Faultline (Whenever a land enters the graveyard from anywhere tap target land an opponent controls, empty that players manapool.)