Sydney Bristow, Stealthy

Cumulative Upkeep {b}{b}
As long as its your turn, Sydney Bristow,
Stealthy has infect.
At the end of each combat phase, double the
poison counters given to an opponent this turn
unless they pay {3}
{t}Target creature gains infect until end of turn
Flashback {u}{u}{u}{b}{b}{b}