Tier 5 catalyzer..Were can I find it?

Jokepool

Im one catalyzer away from my first r5
What ways can you get them in the game?
Also,how show i rank first?
Ghost rider, Stark spidey or Arcangel?
Thanks guys

Jokepool83

Werewrym

Probably Sparky, and you can get them from Act 5 or from the Uncollected EQ.