Anneke, Sinful Savior

+1: Create a colorless Relic artifact token with "Sacrifice this artifact: Target creature gets +2/-2 until end of turn and you gain 2 life."
-X: For each creature with power X or less, its controller sacrifices it. You gain 1 life for each creature sacrificed this way.
-7: You get an emblem with "If you would gain life, you lose that much life instead and each opponent sacrifices that many permanents."