Mario + Rabbids: Sparks of Hope is, like its predecessor, getting post-launch content, which will include three DLC packs including one focused on Rayman.
Mario + Rabbids Sparks of Hope: Rayman in the Phantom Show - IGN
Mario + Rabbids Sparks of Hope DLC Trailer has First Good Look at Rayman Gameplay, Release Date - The Escapist
Mario + Rabbids Sparks of Hope - Cinematic Launch Trailer - IGN
Mario + Rabbids Sparks of Hope
Mario Rabbids Sparks of Hope DLC:Is It Worth It
Rayman makes his great comeback to team up with Rabbid Mario and Rabbid Peach! They have been invited by the dramatic Phantom himself, former nemesis
Mario + Rabbids® Sparks of Hope DLC 3: Rayman in the Phantom Show
Mario + Rabbids Sparks of Hope: Rayman in the Phantom Show DLC - Gameplay Walkthrough Part 3
Mario + Rabbids® Sparks of Hope DLC 3: Rayman in the Phantom Show for Nintendo Switch - Nintendo Official Site, rayman
Mario + Rabbids Sparks of Hope DLC 3: Rayman in the Phantom Show - Official Reveal Trailer - IGN
Mario + Rabbids Sparks of Hope: Rayman in the Phantom Show - IGN
Mario + Rabbids Sparks of Hope – NintendoSoup
Mario + Rabbids Sparks of Hope — Pre-release Discussion Thread (UPDATE: cinematic launch trailer, see threadmarks), Page 8
Mario + Rabbids Spark of Hope Will Have Three DLCs, One Focused on Rayman