Riftbound Errata and Rulings: Every Official Card Correction
Errata are the official corrections and updates to the text of certain Riftbound cards: when Riot publishes an erratum, the corrected text fully replaces the wording printed on the card. This means that even if your physical copy shows an older phrasing, the updated version listed below is what always applies in play.
Knowing the errata is essential because they often change how a card interacts with the rules: a single word can alter a target, the order of an effect, or whether an action is even legal. To understand how these corrections affect in-game interactions, we recommend reading our guides, starting with how to play Riftbound and the deep dive on the Riftbound chain.
This is a reference collection maintained by the Riftbound Zone community, built for quick lookups during games and tournaments. In case of any doubt or discrepancy, the official errata document published by Riot Games always takes precedence.
Errata of April 2, 2026
Rengar, Trophy HunterBefore[Ambush] (You may play me as a [Reaction] to a battlefield where you have units.)I can be played to a battlefield where there are enemy units (even if you don't have units there).Errata"I can [Ambush] to a battlefield where there are enemy units, even if you don't have units there."
Keeper of MasksBefore[Hidden] (Hide now for [◈] to react with later for [0].)[Temporary] (Kill me at the start of my controller's Beginning Phase, before scoring.)When you play me, play two Reflection unit tokens here. They become copies of me.Errata"When you play me, play two Reflection unit tokens here. Then do this: They become copies of me."
Mirror ImageBeforeChoose a unit. Play a ready Reflection unit token to your base. It becomes a copy of that unit. Give it [Temporary]. (Kill it at the start of its controller's Beginning Phase, before scoring.)Errata"Then do this: It becomes a copy of that unit. Give it [Temporary]."
Leblanc, DeceiverBeforeWhen you conquer or hold, you may discard 1 and exhaust me to play a ready Reflection unit token there. It becomes a copy of another unit there. Give it [Temporary].Errata"Then do this: It becomes a copy of another unit there. Give it [Temporary]."
Bone SkewerBefore[Hidden] (Hide now for [◈] to react with later for [0].)Choose a battlefield. An opponent reveals their hand. You may choose a unit from it. They play that unit to that battlefield, ignoring any and all costs. When they do, [Stun] it. (It doesn't deal combat damage this turn.)Errata"If they do, then do this: [Stun] it."
Death from BelowBeforeKill a unit at a battlefield. Then, if it had 3 [M] or less, you may play this from your trash for [◈].Errata"Kill a unit at a battlefield. Then, if it had 3 [M] or less, do this: You may play this from your trash for [A]."
Relentless PursuitBefore[Action] (Play on your turn or in showdowns.)Move a friendly unit. You may attach an Equipment with the same controller to it. This turn, that unit has "When I conquer, you may move me to my base."Errata"You may attach up to one Equipment with the same controller to it."
Guards!Before[Hidden] (Hide now for [◈] to react with later for [0].)Play a 2 [M] Sand Soldier unit token. You may pay [Order] to ready it.Errata"Then do this: You may pay [C] to ready it."
Errata of January 13, 2026
Yone, BlademasterBefore[Weaponmaster] (When you play me, you may [Equip] one of your Equipment to me for [◈] less, even if it's already attached.)When I conquer a battlefield that was uncontrolled, deal damage equal to my Might to an enemy unit in a base.Errata"When I conquer a battlefield that was uncontrolled, deal damage equal to my Might."
Void RushErrata"Reveal the top 2 cards of your Main Deck. You may banish one, then play it, reducing its cost by [2]. Draw any you didn't banish."- Void BurrowerErrata"You may banish one, then play it. Recycle the rest."
Tianna CrownguardBefore[Deflect] (Opponents must pay [◈] to choose me with a spell or ability.)While I'm at a battlefield, opponents can't gain points.Errata"While I'm at a battlefield, opponents can't gain points."
Rell, MagneticBefore[Tank] (I must be assigned combat damage first.)When I attack, you may play an Equipment with Energy cost no more than [2], ignoring its cost. If you do, then do this: Attach it to me.Errata"If you do, then do this: Attach it to me."
Rek'Sai, Swarm QueenBeforeWhen I attack, you may reveal the top 2 cards of your Main Deck. You may banish one, then play it. If it is a unit, you may play it here. Recycle the rest.Errata"You may banish one, then play it. If it is a unit, you may play it here."
Kato the ArmBefore[Deflect] (Opponents must pay [◈] to choose me with a spell or ability.)When I move to a battlefield, give another friendly unit my keywords and +[M] equal to my Might this turn.Errata"[Deflect] (Opponents must pay [A] to choose me with a spell or ability.) When I move to a battlefield, give another friendly unit my keywords and +[M] equal to my Might this turn."
Jax, UnmatchedBefore[Deflect] (Opponents must pay [◈] to choose me with a spell or ability.)Your Equipment everywhere have [Quick-Draw]. (Each gains [Reaction]. When you play it, attach it to a unit you control.)Errata"Your Equipment everywhere have [Quick-Draw]."
Janna, SaviorBefore[Reaction] (Play any time, even before spells and abilities resolve, including to a battlefield you control.)When you play me, heal your units here, then move up to one enemy unit from here to its base.Errata"move up to one enemy unit from here to its base."
Edge of NightBefore[Hidden] (Hide now for [◈] to react with later for [0].)When you play this from face down, attach it to a unit you control (here).[Equip] [Chaos] ([Chaos]: Attach this to a unit you control.)Errata"attach it to a unit you control (here)."
DeathgripBefore[Reaction] (Play any time, even before spells and abilities resolve.)Kill a friendly unit. If you do, give +[M] equal to its Might to another friendly unit this turn.Draw 1.Errata"Kill a friendly unit. If you do, give +[M]."
Blood RushBefore[Action] (Play on your turn or in showdowns.)[Repeat] [1] (You may pay the additional cost to repeat this spell's effect.)Give a unit [Assault 2] this turn. (+2 [M] while it's an attacker.)Errata"Give a unit [Assault 2] this turn."
Arise!BeforePlay a 2 [M] Sand Soldier unit token for each Equipment you control. Then do this: Ready up to two of them.Errata"Then do this: Ready up to two of them."
ReinforceBeforeLook at the top 5 cards of your Main Deck. You may banish a unit from among them, then play it, reducing its cost by [5]. Recycle the remaining cards.Errata"You may banish a unit from among them, then play it."
Icathian RainErrata"Deal 2 to a unit. Deal 2 to a unit. Deal 2 to a unit. Deal 2 to a unit. Deal 2 to a unit. Deal 2 to a unit."
Falling StarErrata"Deal 3 to a unit. Deal 3 to a unit."
Errata of October 21, 2025
Zhonya's HourglassBefore[Hidden] (Hide now for [◈] to react with later for [0].)If a friendly unit would die, kill this instead. Heal that unit, exhaust it, and recall it. (Send it to base. This isn't a move.)Errata"If a friendly unit would die, kill this instead. Heal that unit."
Void GateBeforeSpells and abilities deal 1 Bonus Damage to units here. (Each instance of damage the spell deals to a unit here is increased by 1.)Errata"Spells and abilities deal 1 Bonus Damage to units here."
Unlicensed ArmoryBeforeDiscard 1, [⟳]: Choose a friendly unit. The next time it would die this turn, you may pay [Fury] to heal it, exhaust it, and recall it instead. (Send it to base. This isn't a move.)Errata"heal it, exhaust it, and recall it instead."- UnforgivenErrata"Move a friendly unit to or from its base."
TideturnerBefore[Hidden] (Hide now for [◈] to react with later for [0].)When you play me, you may choose a unit you control at another location. Move me to its location and it to my original location.Errata"unit you control at another location."
The SyrenBefore[1], [⟳]: Move a friendly unit at a battlefield to its base.Errata"Move a friendly unit at a battlefield to its base."
The Dreaming TreeErrata"When a player chooses a friendly unit here with a spell for the first time each turn, they draw 1."
Sett - The BossBeforeIf a buffed unit you control would die, you may pay [◈], exhaust me, and spend its buff to heal it, exhaust it, and recall it instead. (Send it to base. This isn't a move.)When you conquer, ready me.Errata"heal it, exhaust it, and recall it instead."
Teemo, StrategistBefore[Hidden] (Hide now for [◈] to react with later for [0].)When I defend, choose an enemy unit here and reveal the top 5 cards of your Main Deck. Deal 1 to that unit for each card with [Hidden] revealed this way, then recycle the revealed cards.Errata"[Hidden] (Hide now for [A] to react with later for [0].) When I defend, choose an enemy unit here and reveal the top 5 cards of your Main Deck. Deal 1 to that unit for each card with [Hidden] revealed this way, then recycle the revealed cards."
Targon's PeakBeforeWhen you conquer here, ready up to 2 runes at the end of this turn.Errata"ready up to 2 runes at the end of this turn."
Sona, HarmoniousBeforeAt the end of your turn, if I'm at a battlefield, ready up to 4 friendly runes.Errata"ready up to 4 friendly runes."
Sigil of the StormBeforeWhen you conquer here, you must recycle one of your runes. (This doesn’t choose anything.)Errata"you must recycle one of your runes."
SalvageBefore[Action] (Play on your turn or in showdowns.)You may kill up to one gear. Draw 1.Errata"You may kill up to one gear."
Ravenborn TomeBefore[⟳]: The next spell you play this turn deals 1 Bonus Damage. (Each instance of damage the spell deals is increased by 1.)Errata"The next spell you play this turn deals 1 Bonus Damage."
Promising FutureBeforeEach player looks at the top 5 cards of their Main Deck, banishes one of them, then recycles the rest. Starting with the next player, each player plays those cards, ignoring Energy costs. (They must still pay Power costs.)Errata"each player banishes one of them, then recycles the rest."
Portal RescueBefore[Action] (Play on your turn or in showdowns.)Banish a friendly unit, then its owner plays it to their base, ignoring its cost.Errata"its owner plays it to their base."
Pack of WondersBefore[⟳]: Return another friendly gear, unit, or facedown card to its owner's hand.Errata"Return another friendly gear, unit, or facedown card."
Nocturne, HorrifyingBefore[Ganking] (I can move from battlefield to battlefield.)As you look at or reveal me from the top of your deck, you may banish me. If you do, you may play me for [◈].Errata"you may banish me. If you do, you may play me."
Kinkou MonkBeforeWhen you play me, buff up to two other friendly units. (Each one that doesn't have a buff gets a +1 [M] buff.)Errata"buff up to two other friendly units."
Karma, ChannelerBefore[Vision] (When you play me, look at the top card of your Main Deck. You may recycle it.)When you recycle one or more cards to your Main Deck, buff a friendly unit. (If it doesn't have a buff, it gets a +1 [M] buff. Runes aren't cards.)Errata"[Vision] (When you play me, look at the top card of your Main Deck. You may recycle it.) When you recycle one or more cards to your Main Deck, buff a friendly unit."
HighlanderBefore[Reaction] (Play any time, even before spells and abilities resolve.)Choose a friendly unit. The next time it would die this turn, heal it, exhaust it, and recall it instead. (Send it to base. This isn't a move.)Errata"heal it, exhaust it, and recall it instead."
Dune DrakeBeforeWhen I attack, give me +2 [M] this turn if there is a ready enemy unit here.Errata"give me +2 [M] this turn if there is a ready enemy."
Dragon's RageBeforeMove an enemy unit. Then do this: Choose another enemy unit at its destination. They deal damage equal to their Mights to each other.Errata"Then do this: Choose another enemy unit at its destination."
DisintegrateBefore[Action] (Play on your turn or in showdowns.)Deal 3 to a unit at a battlefield. If this kills it, do this: draw 1.Errata"If this kills it, do this: draw 1."
Dazzling AuroraErrata"At the end of your turn, reveal cards from the top of your Main Deck until you reveal a unit and banish it. Play it, ignoring its cost, and recycle the rest."
Annie - Dark Child, StarterBeforeAt the end of your turn, ready up to 2 runes.Errata"ready up to 2 runes."
Convergent MutationErrata"[Reaction] (Play any time, even before spells and abilities resolve.) Choose a friendly unit. This turn, increase its Might to the Might of another friendly unit."
Clockwork KeeperBeforeYou may pay [Calm] as an additional cost to play me.When you play me, if you paid the additional cost, draw 1.Errata"You may pay [C] as an additional cost to play me."
Blind FuryBefore[Action] (Play on your turn or in showdowns.)Each opponent reveals the top card of their Main Deck. Choose one and banish it, then play it, ignoring its cost. Then recycle the rest.Errata"banish it, then play it, ignoring its cost."
Baited HookBefore[1][Order], [⟳]: Kill a friendly unit. Look at the top 5 cards of your Main Deck. You may banish a unit from among them that has Might up to 1 more than the killed unit and play it, ignoring its cost. Then recycle the rest.Errata"You may banish a unit from among them and play it."
Ava AchieverBeforeWhen I attack, you may pay [Mind] to play a card with [Hidden] from your hand, ignoring its cost. If it’s a unit, play it here.Errata"If it's a unit, play it here."
Once you've memorized the corrections, reinforce the rules with our deep dives: the guide to combat and the showdown in Riftbound and the one on spell speed will help you understand how these errata apply in real interactions at the table.
Test yourself
Question 1After the errata, how does Rengar, Trophy Hunter's ability work on a battlefield with enemy units?
Question 2With the errata to Yone, Blademaster, when he conquers a battlefield that was uncontrolled, what does he damage?
Question 3Which card was changed by the errata so that the number of attachable Equipment is limited to "up to one"?
Question 4After the errata, what does Zhonya's Hourglass NO LONGER do when it saves a friendly unit that would die?
Question 5With the errata, what happens after Death from Below kills a unit with 3 [M] or less?
Question 6Which card was NOT changed by an errata listed in this guide?
Question 7After the errata, how many explicit "Deal 2 to a unit" instances does Icathian Rain list?
Question 8With the errata to Janna, Savior, which part of her original effect was removed?
Question 9After the errata, what does Deathgrip do after killing a friendly unit?
Question 10After the errata, is Sona, Harmonious's ability to ready friendly runes still conditioned on her being at a battlefield?
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