Flying, haste Whenever a creature you control with flying and/or haste attacks, you get 20% cooler. Sonic Rainboom — {T}: If you're at least 100% cool, add {W}{U}{B}{R}{G}, draw a card, and reset your coolness.
First strike Whenever a Samurai or Warrior you control attacks alone, untap it. If it's the first combat phase of the turn, there is an additional combat phase after this phase.
First strike {T}: Reveal your hand and discard a card of target opponent's choice. Then that player reveals their hand and discards a card of your choice. Activate only as a sorcery.
{3}{B}, Discard a card: Target creature gets -2/-2 until end of turn. {3}{R}: Create a 2/1 red Goblin creature token with haste. Exile it at the beginning of the next end step.
{R}{R}: Rakdos Pit Dragon gains flying until end of turn. {R}: Rakdos Pit Dragon gets +1/+0 until end of turn. Hellbent — Rakdos Pit Dragon has double strike as long as you have no cards in hand.
Equipped creature gets +1/+0 for each blood counter on Rakdos Riteknife and has "{T}, Sacrifice a creature: Put a blood counter on Rakdos Riteknife." {B}{R}, Sacrifice Rakdos Riteknife: Target player sacrifices a permanent for each blood counter on Rakdos Riteknife. Equip {2}