Rebbew the Spider Tyrant

+2: Sacrfice a Spider Permanent you control, if you do not sacrifice Rebbew. Spiders creatures you gain +1/+10 until your next upkeep.
-X: Put X 2/6 Green and Black Spider Tokens with Reach on your side of the field. Rebbew gains Indestructible if X equals 8.
-12: You gain an emblem with "Spiders Permanents you control have Haste, Trample, Lifelink, Hexproof, Double Strike and Indestructible"