mtg colorless cards Cube: Top 12 Colourless Removal You may put that card onto the battlefield if its a permanent card with mana value 3 or less Supertype: Legendary, Type: Creature, Colors:
Description
Of the three, it is the most legitimate "split" card

Legion Warboss
This degenerate Gobbo borrows all of your foes mana-producing artifacts when they get tapped, allowing you to absolutely pop off with beaucoup mana taken from your foes mana rocks, likely leading you to a massive turn that might potentially end the game on the spot

That ability gets out of control fast in decks that fill the graveyard naturally

For example, Nicol Bolas the Ravager will exile himself and return to the battlefield transformed into Nicol Bolas, the Arisen by paying four generic, one blue, one black, and one red mana

If you sacrifice those heavy hitters, never fearAshling can copy them
