Frae's manga / #Fantasy(66)

ML is reincarnated as trashy subvillian in book. Gathers ancient powers and money to live a comfortable life w no responsibilities. Ends up helping and becoming "leader" of heros party. Helped a baby dragon and 2 cat demihuman kids who become his followers. Slowly facing off with and deterring plans of secret evil organization that is going to start a war.

ML is fallen noble sent to guard border for 10yrs to get pardon. Final battle, ML is betrayed/killed by his commander on orders. Reincarnated 7yrs as weak young Duke. Uses fighting skills and future knowledge to form pact w Dragon and figure out who framed family / killed him. Fighting against dark duke faction scheming to take over empire.

FL is priestess ordered to turn berserker soldier into respectable lord. Shady imperial family/ church. Spells were used to erase his memories of child to turn him into "mad dog" warrior. FL has to teach him everything. Territorial ML, hints of being noble/royal before memory wipe.

ML is youngest bastard son of noble "guardian" family. Raised as eldest sons "shadow" (assassin/dirty work). Betrayed and killed by brother once his goal was achieved. Regressed to childhood, future knowledge and skills from past life. Becomes OP "shadow/mist assassin". Getting revenge and foiling eldest sons schemes.

ML "Demon King" regressed to youth. Decides he's going to be a kind person this life. Fighting shady organization who create demonic humans. "Hero" is also a multiple time regressor, seems to be connected with organization.