HOW to get Future Foundation Spiderman Without codes!

How to Get White Spiderman Future Foundation Spider-man Guide for free no codes needed shso heroup if started challenge Mode- every 5 challenges you get to choose a free new superhero like -> Elektra, Daredevil, Firestar, Sentry, Mohawk Storm, Street Clothes Wolverine and later F.F. Spiderman!!! then last is the White and Black costume Suit Spider-man.
to start getting free gold and superheroes 
1ST GO IN FREE ROAM WORLD, CLICK ON THE FLYING HERO IN UPPER LEFT CORNER ON THE SCREEN THEN SELECT CHALLENGE 1 WHERE EVERY STARTS FROM.  EVERY CHALLENGE COMPLETED A POP UP WILL NOTIFY YOU GOT AN AWARD----
this is easiest way to get gold and free superheroes! i just unlocked Sentry! but stuck at win 10 card games against another player challenge, we just won 5 so far we might need help with another player.
good luck Everyone- Heroup!