Odyssey

Seafloor Debris enters the battlefield tapped. {T}: Add {U}. {T}, Sacrifice Seafloor Debris: Add one mana of any color.

Flying, protection from all colors

({T}: Add {B}.)

You gain 2 life for each card in your graveyard. Flashback {9}{W}{W}{W} (You may cast this card from your graveyard for its flashback cost. Then ex...

Reach (This creature can block creatures with flying.) {T}, Sacrifice Skyshooter: Destroy target attacking or blocking creature with flying.

Target player reveals their hand. That player discards all nonland cards with the same name as another card in their hand.

Destroy target nonblack creature if its toughness is less than or equal to the number of cards in your graveyard.