I'd either go for the Doom Prevails or Avengers Assemble (Jeskai) Red, White and Blue
Varina combines aggression with card selection, which allows you to filter your hand, gain life, and build your graveyard just by attacking
Whenever a player attacks, if they aren't attacking you, that player chooses an attacking creature
(A "bleeder" deck is one that slowly nibbles away at the opponent while gumming up the board so nothing substantial can happen.) Both the creature sacrifice and draining also helped the card feel black, as flickering is a white ability
The instant speed Return will only work on non-Humans but it can pump them as a combat trick to save them or to kill out of nowhere
SQUARE ENIX CHARACTER DESIGN: TETSUYA NOMURA JANUARY 2026 SKU: XFF09ZZ208 Introducing a playmat for your Trading Card Game battles