Sentinel.

Response: After Aragorn commits to a quest, spend 1 resource from his resource pool to ready him.

"I am Aragorn son of Arathorn; and if by life or death I can save you, I will."
–The Fellowship of the Ring

Action: Pay 1 resource from Gildor Inglorion's resource pool to choose a player to draw 1 card (Limit once per round.)

"Gildor Inglorion of the House of Finrod. We are Exiles, and most of our kindred have long ago departed...
–The Fellowship of the Ring

Response: After you play a Dwarf character from your hand, reduce your threat by 1.

"Nori, at your service." –Nori, The Hobbit

At the end of the round, discard Gandalf from play.

Response: After Gandalf enters play, (choose 1): draw 3 cards, deal 4 damage to 1 enemy in play, or reduce your threat by 5.

At the end of the round, discard Galadriel from play.

Response: After you play Galadriel from your hand, search the top 5 cards of your deck for an attachment of cost 3 or less and put it into play. Put the remaining cards back in any order.

Sentinel.

Response: After an enemy is revealed from the encounter deck, ready Gimli.

"Give me a row of orc–necks and room to swing and all weariness will fall from me!"
–The Two Towers

Action: Exhaust Faramir to choose a player. Each character controlled by that player gets +1 until the end of the phase.

"He leads now in all perilous ventures."
–Mablung, The Two Towers

Response: After Arwen Undómiel exhausts, choose a character. That character gains sentinel and gets +1 until the end of the round.

...in whom it was said that the likeness of Lúthien had come on earth again...for she was the Evenstar of her people.
–The Fellowship of the Ring

Ranged.

Response: After Orophin enters play, return a Silvan ally from your discard pile to your hand.

"Orophin has now gone in haste back to our dwellings to warn our people."
–Haldir, The Fellowship of the Ring

Quest Action: Spend 1 resource to put Bofur into play from your hand, exhausted and commited to a quest. If you quest successfully this phase and Bofur is still in play, return him to your hand.

"Get up lazy–bones..."
–The Hobbit

Response: After you play Fili from your hand during the planning phase, seach your deck for Kili and put him into play under your control. Then shuffle your deck.

"Fili is the youngest and still has the best sight."
–Thorin, The Hobbit

Response: After you play Kili from your hand during the planning phase, seach your deck for Fili and put him into play under your control. Then shuffle your deck.

"Let us join the throng!"
–The Hobbit

Ranged.

"We have been keeping watch on the rivers, ever since we saw a great troop of Orcs going north towards Moria, along the skirts of the mountains, many days ago."
–Haldir, The Fellowship of the Ring

Sentinel.

Response: After a Silvan ally you control leaves play, ready Defender of the Naith.

"You cannot cross the rivers again, and behind you there are now secret sentinels that you cannot pass."
–Haldir, The Fellowship of the Ring

Response: After you play Andrath Guardsman from your hand, choose a non-unique enemy engaged with you. That enemy cannot attack you this round.

They forgot or ignored what little they had ever known of the Guardians...
–The Fellowship of the Ring

Response: After Woodland Courier enters play, place 1 progress on a location (2 progress instead if that location has the Forest trait.

Response: After Naith Guide enters play, choose a hero. That hero does not exhaust to quest this round.

"I shall lead you well..."
–Haldir, The Fellowship of the Ring

Action: Choose another player. That player gains control of Blue Mountain Trader. Then, the player moves 1 resource from the resource pool of a hero he controls to the resource pool of a hero you control, or Blue Mountain Trader is discarded. (Limit once per round.)

Forced: At the end of the round, discard Dwarven Sellsword unless the players as a group spend 1 resource.

...he did not altogether approve of the dwarves and their love of gold...
–The Hobbit

Attach to a hero. Restricted.

Attached hero gains +2

If attached hero is Aragorn, he also gains a resource icon.

Attach to a hero.

Attached hero gains the Gondor trait.

Action: Exhaust Steward of Gondor to add 2 resources to attached hero's resource pool.

Attach to a Nolder or Silvan hero.

Attached hero does not exhaust to commit to a quest.

"...those who have dwelt in the Blessed Ralm live at once in both worlds, and against both the Seen and Unseen they have great power."
–Gandalf, The Fellowship of the Ring

Attach to a hero.

Action: Exhaust Unexpected Courage to ready attached hero.

"You cannot trap me, though you try,
in your cobwebs crazy."
–Bilbo Baggins, The Hobbit

Attach to a location.

Response: After attached location is explored, the first player draws 3 cards.

...anything that Hobbits had no immediate use for, but were unwilling to throw away, they called mathom.
The Fellowship of the Ring

Attach to a hero.

Action: Discard Cram to ready attached hero.

If you want to know what cram is, I can only say that I don't know the recipe; but it is biscuitish, keeps good indefinitely, is supposed to be sustaining, and is certainly not entertaining...
–The Hobbit

Action: Ready all characters in play.

"If there is only one way, then I muse take it. What comes after must come."
–Frodo Baggins, The Two Towers

Action: Put 1 ally card into play from your hand. At the end of the phase, if that ally is still in play, return it to your hand.

There is a seed of courage hidden (often deeply, it is true) in the heart of the fattest and most timid hobbit...
–The Fellowship of the Ring

Response: Cancel the 'when revealed' effects of a card that was just revealed from the encounter deck.

"There is naught that you can do, other than resist, with hope or without it."
–Elrond, The Fellowship of the Ring

Action: Choose and ready 1 ally card.

"...no road looks toward safety any longer. Be vigilant!"
–Gandalf, The Return of the King

Response: Cancel a shadow effect just triggered during combat.

"The hasty stroke goes oft astray," said Aragorn. "We must press our Enemy, and no longer wait upon him for the move."
–The Return of the King

Response: After a sentinel character is declared as a defender, it gets +2 for this attack. If this attack deals no damage, ready the defending character.

...but along in the porch upon the topmost step stood Beregond...
–The Return of the King

Action: Return a card from your discard pile to your hand.

The dwarves of yore made might spells,
While hammers fell like rining bells
In places deep, where dark things sleep...
–The Hobbit

Combat Action: Return a Silvan ally you control to your hand to choose an enemy engaged with a player. That enemy cannot attack that player this phase.

"...we went ahead and spoke with feigned voices..."
–Haldir, The Fellowship of the Ring

Action: Pay 1 resource from Glorfindel's pool to heal 1 damage on any character. (Limit once per round.)

"You saw him for a moment as he is upon the other side: one of the mighty of the firstborn."
–Gandalf, The Fellowship of the Ring

Action: Pay 1 resource from a hero's resource pool to add 1 resource to Bifur's resource pool. Any player may trigger this ability. (Limit once per round.)

"And winter comes after autumn." – Bifur, The Hobbit

Response: After Thorin Stonehelm is declared as an attacker, discard the top card of your deck to deal 1 damage to an enemy engaged with you.

Thorin III Stonehelm, Dain's son, became King under the mountain.
–The Return of the King

At the end of the round, discard Gandalf from play.

Response: After Gandalf enters play, (choose 1): draw 3 cards, deal 4 damage to 1 enemy in play, or reduce your threat by 5.

Ranged.

Response: After Legolas participates in an attack that destroys an enemy, draw 1 card.

"He stands not alone," said Legolas, bending his bow and fitting an arrow with hands that moved quicker than sight.
–The Two Towers

Ranged. Sentinel.

"But there are some of use who still go abroad for the gathering of news and the watching of our enemies, and they speak the languages of other lands."
–The Fellowship of the Ring

At the end of the round, discard Elrond from play.

Response: After Elrond enters play, choose one: heal all damage on a hero, discard a Condition attachment, or each player draws 1 card.

Response: After Azain Silverbeard participates in an attack that destroys an enemy, spend 1 resource to deal 2 damage to another enemy that shares a Trait with the destroyed enemy. Any player may trigger this response.

Response: After Mablung enters play, choose an enemy to get +5 enagement cost until the end of the round. Then, you may engage that enemy, or return it to the staging area

"But still we will not sit idle and let Him do all as He would."
–The Two Towers

Action: Exhaust Henamarth Riversong to look at the top card of the encounter deck.

"And I reckon there's Elves and Elves. They're all elvish enough, but they're not all the same."
–Sam Gamgee, The Fellowship of the Ring

Cannot attack or defend.

Action: Spend 1 resource to exhaust Ioreth. Then, heal 3 points of damage from a character. Any player may trigger this action.

Response: After Sarn Ford Sentry enters play, draw 1 card for each enemy engaged with you.

"Lonely men are we, Rangers of the wild, hunters but hunters ever of the servants of the Enemy..."
–Aragorn, The Fellowship of the Ring

Response: After you play Erebor Hammersmith, return the topmost attachment in any player's discard pile to his hand.

"In Erebor in the Kingdom of Dain there is such skill..."
–Aragorn, The Return of the King

Ranged.

Response: After Galadhon Archer enters play, deal 1 damage to an enemy not engaged with you.

"...you breathe so loud that they could shoot you in the dark."
–Legolas, The Fellowship of the Ring

Response: After Galadhrim Minstrel enters play, search the top 5 cards of your deck for an event card and add it to your hand. Shuffle the other cards back into your deck.

...the language was of Elven–song and spoke of things little now in Middle–earth.
–The Fellowship of the Ring

"And the Enemy must pay dearly for the crossing of the River."
–Denethor, The Return of the King

Response: Discard Dúnedain Lookout to cancel the 'when revealed' effects of an enemy just revealed from the encounter deck.

"Travellers scowl at us and countrymen give us scornful names."
–Aragorn, The Fellowship of the Ring