Sh'bolyth, Eminent Doom

First strike, deathtouch, defender
When Sh'bolyth, Eminent Doom deals combat
damage to a player, that player loses the game.
At the beginning of your upkeep, if Sh'bolyth,
Eminent Doom has dealt combat damage to a creature since your last turn, it loses defender
until end of turn.
"Soon..."