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

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

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

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

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 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

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

Response: After Keen-eyed Took enters play, reveal the top card of each player's deck.

Action: Return Keen-eyed Took to your hand to discard the top card of each player's deck.

Then something Tookish woke up inside him...
–The Hobbit

Response: Discard Dúnedain Watcher from play to cancel the shadow effects of a card just triggered.

"If simple folk are free from care and fear, simple they will be, and we must be secret to keep them so. That has been the task of my kindred, while the years have lengthened and the grass has grown." –Strider, The Fellowship of the Ring

Ranged. Sentinel. Secrecy 3.

They roamed at will southwards, and eastwards even as far as the Misty Mountains; but they were no few and rarely seen.
–The Fellowship of the Ring

Action: Choose and discard 1 card from your hand to draw 1 card. (Limit once per round.)

Beside Glorfindel there were several other counsellors of Elrond's household, of whom Erestor was the chief...
–The Fellowship of the Ring

Response: After Longbeard Elder commits to a quest, look at the top card of the encounter deck. If that card is a location, place 1 progress token on the current quest. Otherwise, Longbeard Elder gets -1 until the end of the phase.

Action: Exhaust Errand-rider to move 1 resource from the resource pool of a hero you control to another hero's resource pool.

For the people of the City used horses very little and they were seldom seen in their streets, save only those ridden by the errand–riders of their lord. –The Return of the King

Lower the cost to play Citadel Custodian by 1 for each Gondor ally in play.

Each Outlands character you control gets +1 .

... grim–faced they were, and shorter and somewhat swarthier than any men that Pippin had yet seen in Gondor. – The Return of the King

While you control Outlands allies that belong to 4 different spheres, ready Forlong at the beginning of each phase.

"Forlong!" men shouted. "True heart, true friend!" –The Return of the King

Denethor gets -1 for each damaged hero you control.

Discard Denethor if his is 0 or less.

"Denethor is of another sort, proud and subtile, a man of far greater lineage and power, though he is not called a king." –Gandalf, The Return of the King

Response: After Squire of the Citadel leaves play, add 1 resource to a Gondor hero's resource pool.

As he spoke he struck a small silver gong that stood near his footstool, and at once servants came forward.
–The Return of the King

Response: After Pelargir Ship Captain enters play, move 1 resource from the resource pool of a hero you control to another hero's resource pool.

Response: After you raise your threat from the Doomed keyword, ready Orthanc Guard.

"...the keepers of the gate were on the watch for me and told me that Saruman awaited me." –Gandalf, The Fellowship of the Ring

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

Secrecy 2.

"Elrond is sending Elves, and they will get in touch with the Rangers, and maybe with Thranduil's folk in Mirkwood." –Gandalf, The Fellowship of the Ring

You may give Herald of Anórien doomed 2 when you play it from your hand. If you do, it gains:

Response: After you play Herald of Anórien, choose a player. That player may put into play 1 ally from his hand with a printed cost 2 or lower.

"Send the heralds forth! Let them summon all who dwell nigh!" –Théoden, The Two Towers

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

Sentinel.

They now learned to their joy that Erkenbrand had left many men to hold Helm's Gate, and more had since escaped thither. –The Two Towers

Response: After Weather Hills Watchman enters play, search the top 5 cards of your deck for a Signal card and add it to your hand. Shuffle the other cards back into your deck.

"Rangers use runes, and they come here sometimes." –Aragorn, The Fellowship of the Ring

Ingold gets +1 for each hero you control with at least 1 resource in its resource pool.

"We wish for no strangers in the land at this time, unless they be mighty men of arms in whose faith and help we can trust." —The Return of the King

Veteran of Osgiliath gets +1 , +1 , and +1 while your threat is 40 or higher.

"So do we ever watch the shores nigh Osgiliath, which our enemies now partly hold, and issue from it to harry our lands."
–Faramir, The Two Towers

Sentinel.

Guardian of Arnor gets +1 for each enemy engaged with you.

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

Response: After a Rohan ally is discarded from play by a card effect, ready Éothain.

"We must hasten south, lord. Let us leave these wild folk to their fancies. Or let us bind them and take them to our king."
–The Two Towers

While the top card of your discard pile is an attachment, Warden of the Havens gets +2 and gains sentinel.

"...and if he comes, assailing the White Towers and the Havens, hereafter the Elves may have no escape from the lengthening shadows of Middle-earth."
–Galdor, The Fellowship of the Ring

Sentinel.

Action: Spend 1 resource to look at a facedown shadow card dealt to an engaged enemy. If that card has a shadow effect, Eldahir gets +2 until the end of the phase. Any player may trigger this action. (Limit once per phase.)

Action: Spend 1 resource to ready Ceorl. Then, you may give control of Ceorl to another player. Any player may trigger this action. (Limit once per phase).

He drew himself up. Then he knelt, offering his notched sword to the king. "Command me, lord!" he cried.
–The Two Towers

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 dwarves and their love of gold...
–The Hobbit

Knight of the White Tower's resource cost must be paid from a single hero's resource pool.

"...to be only a man of arms of the Guard of the Tower of Gondor is held worthy in the City, and such men have honour in the land." –Beregond, The Return of the King

Ranged.

Response: After Greenwood Archer enters play, ready a hero.

They dwelt most often by the edges of the woods, from which they could escape at times to hunt...
–The Hobbit

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 known of the Guardians, and of the labours of those that made possible the long peace of the Shire.
–The Fellowship of the Ring

Action: Exhaust Kahliel's Tribesman to choose another Harad character. That character gets +1 +1 and +1 until the end of the phase.

But the Haradrim, being now driven to the brink, turned at bay, and they were fierce in despair...
–The Return of the King

Action: Spend 1 resource to ready Knight of Dale. (limit once per round).

Valour Action: Ready Knight of Dale (limit once per round.)

Reduce the cost to play Halfast Gamgee by 1 for each side quest in the victory display.

Response: After Halfast Gamgee enters play, add 1 resource to a hero's resource pool.

"He works for Mr. Boffin at Overhill and goes up to the Northfarthing for the hunting."
–Sam Gamgee, The Fellowship of the Ring

Reduce the cost to play Armor attachments on Redwater Sentry by 1.

Redward Sentry gets +1 and gains sentinel while it has an Armor attachment.

Guardian of Esgaroth gets +1 +1 +1 and +1 hit point for each different player card attachment it has. (Limit +3 to each.)

The men of the lake–town Esgaroth were mostly indoors, for the breeze was from the black East and chill, but a few were walking on the quays, and watching...
–The Hobbit

Response: After you play Wiglaf, play an Item attachment on him from your hand for no cost.

Action: Exhaust an attachment on Wiglaf to ready him. (Limit once per phase.)

Action: Discard the top 3 cards from your deck to ready Soldier of Erebor. (Limit once per round.)

Response: After Greenwood Defender enters play, it does not exhaust to defend until the end of the round.

...after the coming of Men they took ever more and more to the gloaming and the dusk.
–The Hobbit

Cannot attack, defend, or have attachments.

Refresh Action: Return Messenger Raven to it's owner's hand and name a card type. Choose a player to look at the top card of his deck. If that card is the named type, add it to its owner's hand. If it is not, discard it.

Response: After Merry enters play, each unique ally you control gets +1 until the end of the round.

"Shire–folk have been so comfortable so long they don't know what to do. They just want a match, though, and they'll go up in fire."
–The Return of the King

Response: After Soldier of Gondor enters play, seach the top 5 cards of your deck for a Gondor ally and add it to your hand (any number of Gondor allies instead if your threat is 40 or higher). Shuffle your deck.

While your threat is 40 or higher, Angbor the Fearless gets +2 and does not exhaust to quest.

"Four thousands I sent marching from Pelargir through Lossarnach two days ago; and Angbor the fearless rides before them."
–Aragorn, The Return of the King