As marvel rivals is releasing overwatch can collab with DC to create a short story mission along with skins.
Story :-
Darkseid comes to overwatch universe and converts all omnics to parademons . He wanted to make earth apokalypse.
players can play as 4 team coop and fight against parademons in apokalypse map and finally a boss battle against darkseid.
Reinhardt can be in Darkseid skin with tweaked abilities like omega vision for the boss battle mode
It can be as a DLC:-
There could be DC maps like gotham,Apocalypse etc
Skin Collabs:-
1)Darkseid Reinhardt
2)Batman Genji throwing batrang
(Damian Wayne becomes batman )
3)Green arrow Hanzo
4)Life Weaver Green Lantern
5)Original martian manhunter echo
6)Flash Tracer
7)Sigma Brainiac
8)Junkrat Joker
9)cyborg Sombra
10)briggite wonderwoman
11)Hawkgirl Mercy
12)Deathstroke 76
13)Any new hero for Superman