Marvel Cinematic Universe head honcho Kevin Fiege stopped by CCXP in São Paulo, Brazil, and he brought along plenty of intriguing teases for the future of the MCU. That includes a very interesting first look at WandaVision, the Disney+ series starring Elizabeth Olsen's Scarlet Witch and Paul Bettany's Vision. The image renders the two MCU heroes in glorious, old-school black and white, which gels with the strange 1950s sitcom vibe that early buzz has been hinting toward. (The footage we saw all the way back at D23 mixed MCU clips with, of all things, The Dick …