Oryx the Taken King

-There can be only one “Taken” planeswalker on the field at a time. When this card is summoned destroy any other taken planeswalkers, then this cards gains any loyalty counters the destroyed card had.
+1 tribute one creature you control to creat a taken token of that creature (taken tokens keep their abilities, but gain a +1/+1 counter, and haste)
-15 tribute all creatures an opponent controls to creat taken tokens of those creatures on your field