+2: Search your library for a basic Mountain card, reveal it, put it into your hand, then shuffle. −3: Koth deals damage to target creature equal to the number of Mountains you control. −7: You get an emblem with "Whenever a Mountain you control enters, this emblem deals 4 damage to any target."

Whenever this creature attacks, you may pay {1} and discard a card. If you do, draw a card. Whenever you discard one or more nonland cards, you may exile one of them from your graveyard. If you do, you may cast it this turn.

First strike When this creature enters, exile target instant or sorcery card from an opponent's graveyard. You may cast it this turn, and mana of any type can be spent to cast that spell. If that spell would be put into a graveyard, exile it instead.

Whenever you cast an artifact spell, you may pay {1}. If you do, this creature deals 1 damage to any target.

Prototype {2}{R} — 1/3 (You may cast this spell with different mana cost, color, and size. It keeps its abilities and types.) Flying {2}: This creature gets +1/+0 until end of turn.

{R}, {T}, Exile two cards from your graveyard: This creature deals 2 damage to any target.

Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.) {R}, Sacrifice this creature: It deals damage equal to its power to target creature or planeswalker.

{T}: Draw two cards. Target opponent gains control of this creature. Activate only during your turn.

Forestwalk (This creature can't be blocked as long as defending player controls a Forest.)

Haste Lieutenant — At the beginning of combat on your turn, if you control your commander, create a 1/1 colorless Thopter artifact creature token with flying. That token gains haste until end of turn.

{T}: Add {C}{C}.

Haste Equipped creature gets +1/+1 and has haste. Reconfigure {R} ({R}: Attach to target creature you control; or unattach from a creature. Reconfigure only as a sorcery. While attached, this isn't a creature.)

Haste At the beginning of your end step, return this creature to its owner's hand. Channel — {1}{R}, Discard this card: Draw a card.

Equipped creature gets +1/+1. Whenever this creature or equipped creature becomes blocked, it deals 1 damage to defending player. Reconfigure {2} ({2}: Attach to target creature you control; or unattach from a creature. Reconfigure only as a sorcery. While attached, this isn't a creature.)

When this creature dies, it deals 1 damage to any target. {1}{R}: This creature gets +2/+0 until end of turn.

If a red source you control would deal damage to an opponent or a permanent an opponent controls, it deals that much damage plus 2 instead.

Haste {T}: Another target creature gains haste until end of turn.

Protection from white (This creature can't be blocked, targeted, dealt damage, enchanted, or equipped by anything white.) This creature gets +2/+0 as long as it's attacking.

Choose one — • Abrade deals 3 damage to target creature. • Destroy target artifact.

Kami's Flare deals 3 damage to target creature or planeswalker. Kami's Flare also deals 2 damage to that permanent's controller if you control a modified creature. (Equipment, Auras you control, and counters are modifications.)

Sizzling Barrage deals 4 damage to target creature that blocked this turn.

({T}: Add {R}.)

+1: Create a 1/1 red Monk creature token with prowess. −1: Exile the top two cards of your library. Choose one of them. You may play that card this turn. −2: Choose target creature an opponent controls. Whenever you attack this turn, Jaya deals damage equal to the number of attacking creatures to that creature. −8: You get an emblem with "Whenever you cast a red instant or sorcery spell, copy it twice. You may choose new targets for the copies."

+1: Untap target Mountain. It becomes a 4/4 red Elemental creature until end of turn. It's still a land. −2: Add {R} for each Mountain you control. −5: You get an emblem with "Mountains you control have '{T}: This land deals 1 damage to any target.'"

Gain control of target creature until end of turn. Untap that creature. It gains haste until end of turn. (It can attack and {T} this turn.)

Destroy X target artifacts.

Strangle deals 3 damage to target creature or planeswalker.

Boltwave deals 3 damage to each opponent.

This spell costs {1} more to cast for each target beyond the first. Fireball deals X damage divided evenly, rounded down, among any number of targets.

When this creature dies, it deals 1 damage to any target.

Whenever you cast a red instant or sorcery spell, copy it twice. You may choose new targets for the copies.

Mountains you control have '{T}: This land deals 1 damage to any target.'

Whenever a Mountain enters the battlefield under your control, this emblem deals 4 damage to any target.

Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.)