Blade and Deadpool 3 will close out Phase 5 of the MCU - Xfire

The Mahershala Ali-led Blade was delayed to the tail end of Phase 5 while Ryan Reynolds' debut wasn't initially part of the MCU's roadmap.

Ryan Reynolds – THE RONIN

Marvel Phases: The MCU Movie Timeline from Phase 1 to Phase 6

Why Deadpool Should Connect Blade to the MCU

MCU - The Direct on X: Which #MCU Phase 5 movie and series are you most excited about? / X

Disney Shuts Down Production on Major MCU Phase 5 Movie

Deadpool 3 Moved Up By Marvel Studios, As Phase 5, Phase 6 Films Get Pushed Back - Nerdtropolis

Marvel Phases: The MCU Movie Timeline from Phase 1 to Phase 6

MCU Phase 5, 6, and 7 release schedule leak has big delays for Avengers movies

MCU Rated R Movies - Deadpool 3, Black Widow, Wolverine

Complete timeline of every film and series part of Phase 5 of the MCU - Xfire

If Deadpool 3 Is Rated-R, MCU's Blade Has To Be Too

Deadpool 2 (Film) - TV Tropes

Marvel Phases: The MCU Movie Timeline from Phase 1 to Phase 6