This week's characters are The Hulk from Marvel and Blockbuster (#1) from D.C.. I want to start off by saying that this kinship would take place in another universe and not in any that we know. Think of the characters living in this other universe and see if you think they could be kin.
The Hulk-
Alter ego Robert Bruce Banner
Species Human Mutate
Place of origin Earth
Team affiliations Avengers
Warbound
Defenders
Pantheon
Hulkbusters
Horsemen of Apocalypse
The Order
S.H.I.E.L.D.
Notable aliases Bruce Banner, Joe Fixit, War, Green Scar, World-Breaker, Sakaarson
Abilities
Bruce Banner:
Genius-level intellect
Hulk:
Superhuman strength, speed, endurance, and durability
Immunity to diseases and viruses
Adrenal activation and anger empowerment
Accelerated healing and longevity
Resistance to mind control
Skilled hand-to-hand combatant
Blockbuster-
Alter ego Roland Desmond
Team affiliations Underground Society
Black Lantern Corps
Abilities Genius-level intellect
Superhuman strength and stamina
Thanks go out to Wikipedia for the information.