Legends run with R5 Gwenpool
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My question is that is it possible to get the legends badge without having a R4 5 star? I think Gwenpool is one of the hardest hitting champs in the game but I dunno if she is good enough for legends run.
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Keep in mind that over half your time during a legend run will be spent fighting trash enemies. Most people in Heroic mode can be killed in 1 or 2 hits with full suicides on a r4 5* so bleeding is completely useless. Then of course you can run into bleed immune champs which will really slow you down.
I would say maybe the last 2 quests on master are the only quests where secondary effects even matter since all the rest you will be mostly relying on plain raw power.