Untap target creature. It gets +2/+2 until end of turn and can block an additional creature this turn.
{4}
Aetherflux Reservoir
Artifact
Whenever you cast a spell, you gain 1 life for each spell you've cast this turn.
Pay 50 life: Aetherflux Reservoir deals 50 damage to any target.
{W}
Alley Evasion
Instant
Choose one --
• Target creature you control gets +1/+2 until end of turn.
• Return target creature you control to its owner's hand.
{W}
Arrester's Zeal
Instant
Target creature gets +2/+2 until end of turn.
Addendum -- If you cast this spell during your main phase, that creature gains flying until end of turn.
{1}{W}
Battlefield Promotion
Instant
Put a +1/+1 counter on target creature. That creature gains first strike until end of turn. You gain 2 life.
{2}
Blackblade Reforged
Legendary Artifact - Equipment
Equipped creature gets +1/+1 for each land you control.
Equip legendary creature {3}
Equip {7}
{X}{R}
Blaze
Sorcery
Blaze deals X damage to any target.
{1}{R}
Blood Frenzy
Instant
Cast this spell only before the combat damage step.
Target attacking or blocking creature gets +4/+0 until end of turn. Destroy that creature at the beginning of the next end step.
{R}{W}
Boros Charm
Instant
Choose one --
• Boros Charm deals 4 damage to target player or planeswalker.
• Permanents you control gain indestructible until end of turn.
• Target creature gains double strike until end of turn.
--
Boros Garrison
Land
Boros Garrison enters the battlefield tapped.
When Boros Garrison enters the battlefield, return a land you control to its owner's hand.
{T}: Add {R}{W}.
--
Boros Guildgate
Land - Gate
Boros Guildgate enters the battlefield tapped.
{T}: Add {R} or {W}.
{3}
Boros Locket
Artifact
{T}: Add {R} or {W}.
{R/W}{R/W}{R/W}{R/W}, {T}, Sacrifice Boros Locket: Draw two cards.
{R}
Borrowed Hostility
Instant
Escalate {3} (Pay this cost for each mode chosen beyond the first.)
Choose one or both --
• Target creature gets +3/+0 until end of turn.
• Target creature gains first strike until end of turn.
{1}{R}
Burning Prophet
Creature - Human Wizard
Whenever you cast a noncreature spell, Burning Prophet gets +1/+0 until end of turn, then scry 1.
1 /
3
{W}
Change of Heart
Instant
Buyback {3} (You may pay an additional {3} as you cast this spell. If you do, put this card into your hand as it resolves.)
Target creature can't attack this turn.
{3}{W}{W}
Cleansing Nova
Sorcery
Choose one --
• Destroy all creatures.
• Destroy all artifacts and enchantments.
{W}
Cloudshift
Instant
Exile target creature you control, then return that card to the battlefield under your control.
--
Command Tower
Land
{T}: Add one mana of any color in your commander's color identity.
{R}
Coordinated Assault
Instant
Up to two target creatures each get +1/+0 and gain first strike until end of turn.
{R}
Crash Through
Sorcery
Creatures you control gain trample until end of turn. (A creature with trample can deal excess combat damage to the player or planeswalker it's attacking.)
Draw a card.
{1}{W}
Disenchant
Instant
Destroy target artifact or enchantment.
{R}{R}
Doublecast
Sorcery
When you cast your next instant or sorcery spell this turn, copy that spell. You may choose new targets for the copy.
{2}{R}
Downhill Charge
Instant
You may sacrifice a Mountain rather than pay this spell's mana cost.
Target creature gets +X/+0 until end of turn, where X is the number of Mountains you control.
{W}
Emerge Unscathed
Instant
Target creature you control gains protection from the color of your choice until end of turn.
Rebound (If you cast this spell from your hand, exile it as it resolves. At the beginning of your next upkeep, you may cast this card from exile without paying its mana cost.)
{X}{W}
Excise
Instant
Exile target attacking creature unless its controller pays {X}.
{R}
Expedite
Instant
Target creature gains haste until end of turn.
Draw a card.
{R}{W}{W}
Feather, the Redeemed
Legendary Creature - Angel
Flying
Whenever you cast an instant or sorcery spell that targets a creature you control, exile that card instead of putting it into your graveyard as it resolves. If you do, return it to your hand at the beginning of the next end step.
3 /
4
{1}{R}
Flaring Pain
Instant
Damage can't be prevented this turn.
Flashback {R} (You may cast this card from your graveyard for its flashback cost. Then exile it.)
{3}
Forebear's Blade
Artifact - Equipment
Equipped creature gets +3/+0 and has vigilance and trample.
Whenever equipped creature dies, attach Forebear's Blade to target creature you control.
Equip {3}
{1}{W}
Guided Strike
Instant
Target creature gets +1/+0 and gains first strike until end of turn.
Draw a card.
{2}{R}
Guttersnipe
Creature - Goblin Shaman
Whenever you cast an instant or sorcery spell, Guttersnipe deals 2 damage to each opponent.
2 /
2
{W}
Healing Grace
Instant
Prevent the next 3 damage that would be dealt to any target this turn by a source of your choice. You gain 3 life.
{W}
Healing Salve
Instant
Choose one --
• Target player gains 3 life.
• Prevent the next 3 damage that would be dealt to any target this turn.
{W}
Hope Charm
Instant
Choose one --
• Target creature gains first strike until end of turn.
• Target player gains 2 life.
• Destroy target Aura.
{2}{R}{ // }{2}{R}
Insult // Injury
Sorcery // Sorcery
Damage can't be prevented this turn. If a source you control would deal damage this turn, it deals double that damage instead.
Aftermath (Cast this spell only from your graveyard. Then exile it.)
Injury deals 2 damage to target creature and 2 damage to target player or planeswalker.
{1}{W}
Justiciar's Portal
Instant
Exile target creature you control, then return that card to the battlefield under its owner's control. It gains first strike until end of turn.
{R}
Kindled Fury
Instant
Target creature gets +1/+0 and gains first strike until end of turn.
{1}{W}
Liberate
Instant
Exile target creature you control. Return that card to the battlefield under its owner's control at the beginning of the next end step.
{1}{W}
Long Road Home
Instant
Exile target creature. At the beginning of the next end step, return that card to the battlefield under its owner's control with a +1/+1 counter on it.
{3}
Loxodon Warhammer
Artifact - Equipment
Equipped creature gets +3/+0 and has trample and lifelink.
Equip {3}
{1}{R}
Loyal Apprentice
Creature - Human Artificer
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.
2 /
1
{W}
Moment of Silence
Instant
Target player skips their next combat phase this turn.
{W}
Moment of Triumph
Instant
Target creature gets +2/+2 until end of turn. You gain 2 life.
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
{2}{R}{ // }{2}{W}
Onward // Victory
Instant // Sorcery
Target creature gets +X/+0 until end of turn, where X is its power.
Aftermath (Cast this spell only from your graveyard. Then exile it.)
Target creature gains double strike until end of turn.
{1}{W}
Oreskos Explorer
Creature - Cat Scout
When Oreskos Explorer enters the battlefield, search your library for up to X Plains cards, where X is the number of players who control more lands than you. Reveal those cards, put them into your hand, then shuffle.
2 /
2
--
Plains
Basic Land - Plains
({T}: Add {W}.)
--
Plains
Basic Land - Plains
({T}: Add {W}.)
--
Plains
Basic Land - Plains
({T}: Add {W}.)
--
Plains
Basic Land - Plains
({T}: Add {W}.)
--
Plains
Basic Land - Plains
({T}: Add {W}.)
--
Plains
Basic Land - Plains
({T}: Add {W}.)
--
Plains
Basic Land - Plains
({T}: Add {W}.)
--
Plains
Basic Land - Plains
({T}: Add {W}.)
--
Plains
Basic Land - Plains
({T}: Add {W}.)
--
Plains
Basic Land - Plains
({T}: Add {W}.)
--
Plains
Basic Land - Plains
({T}: Add {W}.)
--
Plains
Basic Land - Plains
({T}: Add {W}.)
--
Plains
Basic Land - Plains
({T}: Add {W}.)
--
Plains
Basic Land - Plains
({T}: Add {W}.)
--
Plains
Basic Land - Plains
({T}: Add {W}.)
--
Plains
Basic Land - Plains
({T}: Add {W}.)
--
Plains
Basic Land - Plains
({T}: Add {W}.)
{1}{W}
Pressure Point
Instant
Tap target creature.
Draw a card.
{3}
Quietus Spike
Artifact - Equipment
Equipped creature has deathtouch.
Whenever equipped creature deals combat damage to a player, that player loses half their life, rounded up.
Equip {3}
{R}
Reckless Charge
Sorcery
Target creature gets +3/+0 and gains haste until end of turn.
Flashback {2}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.)
--
Reliquary Tower
Land
You have no maximum hand size.
{T}: Add {C}.
{1}{W}
Remedy
Instant
Prevent the next 5 damage that would be dealt this turn to any number of targets, divided as you choose.
{R}
Rile
Sorcery
Rile deals 1 damage to target creature you control. That creature gains trample until end of turn.
Draw a card.
{1}{R}
Run Amok
Instant
Target attacking creature gets +3/+3 and gains trample until end of turn.
{3}{R}
Seize the Day
Sorcery
Untap target creature. After this main phase, there is an additional combat phase followed by an additional main phase.
Flashback {2}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.)
{4}
Sentinel Tower
Artifact
Whenever an instant or sorcery spell is cast during your turn, Sentinel Tower deals damage to any target equal to 1 plus the number of instant and sorcery spells cast before that spell this turn.
{1}{W}
Shelter
Instant
Target creature you control gains protection from the color of your choice until end of turn.
Draw a card.
{1}{W}{W}
Slaughter the Strong
Sorcery
Each player chooses any number of creatures they control with total power 4 or less, then sacrifices all other creatures they control.
{1}
Sol Ring
Artifact
{T}: Add {C}{C}.
{1}{W}
Spare from Evil
Instant
Creatures you control gain protection from non-Human creatures until end of turn.
{0}
Spellbook
Artifact
You have no maximum hand size.
{W}
Stave Off
Instant
Target creature gains protection from the color of your choice until end of turn.
{1}{R}
Stun
Instant
Target creature can't block this turn.
Draw a card.
{X}{R}
Subterranean Tremors
Sorcery
Subterranean Tremors deals X damage to each creature without flying. If X is 4 or more, destroy all artifacts. If X is 8 or more, create an 8/8 red Lizard creature token.
{1}{R}
Sure Strike
Instant
Target creature gets +3/+0 and gains first strike until end of turn.
{2}
Swiftfoot Boots
Artifact - Equipment
Equipped creature has hexproof and haste. (It can't be the target of spells or abilities your opponents control.)
Equip {1}
{3}
Sword of Vengeance
Artifact - Equipment
Equipped creature gets +2/+0 and has first strike, vigilance, trample, and haste.
Equip {3}
{1}{R}
Thunder Strike
Instant
Target creature gets +2/+0 and gains first strike until end of turn. (It deals combat damage before creatures without first strike.)
{1}{R}
Tormenting Voice
Sorcery
As an additional cost to cast this spell, discard a card.
Draw two cards.
{2}{R}
Uncaged Fury
Instant
Target creature gets +1/+1 and gains double strike until end of turn. (It deals both first-strike and regular combat damage.)