Power Stone

{t}Tap: Target creature gets +1/+1 and gains
flying, first strike, and trample until end of turn.
"There are six stones out there. Thanos already
has the Power Stone because he stole it last week
when he decimated Xandar. He stole the Space
Stone from me when he destroyed my ship and
slaughtered half my people. The Time and
Mind Stones are safe on Earth, they're with
the Avengers."
Based on: Power Matrix