You may pay {W}{U}{B}{R}{G} rather than pay the mana cost for spells you cast.
"Willem put it on and started shooting sparks from his hands like some kind of wizard! Was supposed to be my turn next, but the blasted thing won't come off his hand. Send help." —Brazen Coalition expedition dispatch
Choose one. If you control a Wizard as you cast this spell, you may choose two instead. • Target player draws two cards. • Destroy target artifact. • Flame of Anor deals 5 damage to target creature.
You may discard a Mountain card rather than pay this spell's mana cost. Flameshot deals 3 damage divided as you choose among one, two, or three target creatures.
More Than Meets the Eye {B}{R} Sacrifice another artifact: Put a +1/+1 counter on Flamewar and convert it. Activate only as a sorcery. {1}, Discard your hand: Put all exiled cards you own with intel counters on them into your hand.
(Color indicator: Flamewar, Streetwise Operative is black and red)
Living metal Menace, deathtouch Whenever Flamewar deals combat damage to a player, exile that many cards from the top of your library face down. Put an intel counter on each of them. Convert Flamewar.
Whenever Flanking Troops attacks, you may tap target creature.
Following the battle of Redcliffs, both Liu Bei and Sun Quan coveted the province of Jingzhou. After Sun Quan's troops failed to capture it, Liu Bei's succeeded.
You may sacrifice a nontoken green creature rather than pay this spell's mana cost. Search your library for up to two basic land cards, reveal those cards, put one onto the battlefield tapped and the other into your hand, then shuffle.
You may sacrifice a nontoken red creature rather than pay this spell's mana cost. Copy target instant or sorcery spell. You may choose new targets for the copy.
You may sacrifice a nontoken white creature rather than pay this spell's mana cost. Until end of turn, your life total can't change, and permanents you control gain hexproof and indestructible.
You may sacrifice a nontoken black creature rather than pay this spell's mana cost. Each opponent sacrifices a creature or planeswalker with the greatest mana value among creatures and planeswalkers they control.