When Revealed: Either return each Corsair enemy engaged with you to the staging area, or discard cards from the top of the encounter deck until a Corsair enemy is discarded and put that enemy into play engaged with you.
"...there men of Lamedon contested the fords with fell folk of Umbar and Harad who had sailed up the river."
–Legolas, The Return of the King
Minas Tirith has 30 hit points plus 10 for each player.
Forced: At the end of the round, deal 1 damage to Minas Tirith for each enemy in the staging area. Then, if Minas Tirith has no hit points remaining, the players lose the game.
Immune to player card effects.
While Gate of Gondor is the active location, each enemy in play gets -30 engagement cost.
Forced: When Gate of Gondor is explored, return each engaged enemy to the staging area.
...it was the key, the weakest point in all that high and impenetrable wall. –The Return of the King
While Siege Tower is in the staging area, it gains Archery 3.
Forced: After Siege Tower becomes the active location, shuffle the encounter discard pile into the encounter deck and discard cards from the top until an enemy is discarded. Add the discarded enemy to the staging area.
When Revealed: Each player searches the encounter deck and discard pile for an enemy and puts it into play engaged with him. Shuffle the encounter deck.
Shadow: Either deal 3 damage to Minas Tirith or attacking enemy makes an additional attack after this one.
When Revealed: Attach to a Nazgûl enemy. Limit 1 per enemy. (Counts as a Mount attachment with the text: "Attached enemy gets +1 +1 
+1 
and -10 engagement cost.Forced: At the end of the round, return attached enemy to the staging area.
...horrible as carrion–fowl yet greater than eagles, cruel as death. –The Return of the King
6
6
14
Immune to player card effects.
Cannot be optionally engaged or take damage.
Forced: At the beginning of the quest phase, discard cards from the encounter deck until an enemy is discarded. Add the discarded enemy to the staging area.
Echoing Passage gets +1 for each enemy in the staging area.
While Echoing Passage is the active location, each enemy gets +2
Many doors and openings could be seen on this side and that; but it was empty save for two or three more bodies sprawling on the floor.
–The Return of the King
While Bloodied Courtyard is the active location, it gains:"Forced: After an enemy enters the staging area, deal 1 damage to it."
Travel: Raise each player's threat by 1 to travel here.
At once he saw that up here the fighting has been fiercest. All the court was choked with dead orcs or their severed and scattered heads and limbs. The place stank of death.
–The Return of the King
While Winding Stairs is the active location, each enemy in the staging area gets +10 engagement cost.
Travel: Each player must exhaust a character he controls to travel here.
The stairs were high and steep and winding.
–The Return of the King
Forced: After the players travel to Torch-lit Hall, discard cards from the top of the encounter deck until an enemy is discarded. If there is a copy of that enemy in the staging area, discard that copy as well. If there is not, add the just discarded enemy to the staging area.
It was dimly lit with torches flaring in brackets on the walls, but its distant end was lost in gloom.
–The Return of the King
When Revealed: Deal 1 damage to each enemy in the staging area. Until the end of the phase, each enemy gets +1 for each damage on it. If there are no enemies in the staging area, Orcish Howls gains surge.
Shadow: If you are engaged with another enemy, resolve this attack against that enemy.
While Beleaguered Hills is the active location, reduce the total in the staging area by X, where X is the total of each engaged enemy.
Forced: After Beleaguered Hills becomes the active location, each player engages a non-unique enemy in the staging area.
The onslaught of Mordor broke like a wave on the beleaguered hills... –The Return of the King
Forced: When Slopes of Cirith Gorgor leaves play. the first player shuffles the encounter discard pile into the encounter deck and discards cards from the top until an enemy is discarded. Then, he puts that enemy into play engaged with him.
...they knew that all the hills and rocks about the Morannon were filled with hidden foes...
–The Return of the King
Forced: After Reeking Moat becomes the active location, choose a non-unique, non-Nazgûl enemy in the staging area and place it facedown under Reeking Moat.
Forced: When Reeking Moat leaves play, put each enemy under it into play engaged with the first player.
...towards Mordor lay like a moat a great mire of reeking mud and foul–smelling pools.
–The Return of the King
While Wall of Morannon is the active location, each enemy and location in the staging area is immune to player card effects.
Forced: After Wall of Morannon becomes of the active location, return each engaged enemy to the staging area.
...behind the Morannon were the tunnels and deep armouries that the servants of Mordor had made for the defence of the Black Gate...
–The Return of the King
When Revealed: Either search the encounter deck, discard pile, and victory display for a Nazgûl enemy and add it to the staging area, or attach Hell-hawk to a Nazgûl enemy in play. (Counts as a Mount attachment with the text: "Limit 1 per enemy. Attached enemy gets +2 +2 +2 and is immune to play card effects.")
While Orc-hold is in the staging area, progress cannot be placed on other locations in the staging area.
Forced: After Orc-hold becomes the active location, shuffle the encounter discard pile into the encounter deck. Discard cards from the top until an Orc enemy is discarded. Put that enemy into play engaged with the first player.
(|)
Mordor Road gets +1 for each controlled by the player who controls the most allies.
Forced: After Mordor Road becomes the active location, each player discards the top card of the encounter deck. Add each enemy discarded this way to the staging area.
(|)
They climbed on to the causeway and trudged along, down the hard cruel road that led to the Dark Tower itself.
–The Return of the King
When Revealed: The first player must choose: either exhaust The One Ring and reveal an encounter card, or discard cards from the top of the encounter deck until an enemy is discarded and put it into play engaged with him.
Shadow: Discard a non-objective attachment you control.
Add Eye to each Fortitude test.
Forced: At the end of the round, flip The Eye of Sauron, then move it and each Nazgûl enemy in the staging area to The Black Gate Opens staging area. The first player may raise each player's threat by 3 to cancel this effect.
Each enemy in the staging area gets +1 and -10 engagement cost.
Forced: At the end of the round, flip The Eye of Sauron, the move it and each Nazgûl enemy in the staging area to the Mount Doom staging area. The first player may raise each player's threat by 3 to cancel this effect.
When Revealed: Starting with the first player, each player must search the encounter deck and discard pile for an Undead enemy, reveal it, and add it to the staging area. Shuffle the encounter deck.
Midnight. This effect cannot be canceled.
Shadow: Attacking enemy gets +1 Attack (Dusk. +2 Attack instead. Midnight. +3 Attack instead).
Immune to player card effects.
Travel: Each player searches the encounter deck and discard pile for a Wight enemy and puts it into play engaged with him. Shuffle the encounter deck.
It was shapeless and yet significant: like a landmark, or a guarding finger, or more like a warning.
–The Fellowship of the Ring
Forced: When a player looks at any number of cards from the Investigation deck, if Taken by Surprise is among the looked at cards, shuffle the encounter discard pile into the encounter deck and discard cards until an enemy is discarded. Put the discarded enemy into play engaged with the first player. Then remove Taken by Surprise from the game.
Enemies in the staging area cannot take damage.
Travel: Shuffle the encounter discard pile into the encounter deck and discard cards until an enemy is discarded. Add the discarded enemy to the staging area.
When Revealed: Attach to a Brigand enemy without a copy of Hired Muscle attacked and return that enemy to the staging area. (Counts as a Condition attachment with the text: "Attached enemy gets +1 , +1 , +1 , and gains:'Forced: When attached enemy is defeated, look at the bottom of the Investigation deck.'")
Immune to player card effects.
Forced: At the end of the round, each team discards from the top of their encounter deck until an enemy is discarded and adds that enemy to their staging area.
Travel: Reveal 1 encounter card per player to travel here.
X is 1 more than the number of enemies in play.
Travel: Each player engages an enemy in the staging area to travel here.
"...the Men of Westernesse were diminished, and their city of of Annúminas beside lake Evendim fell into ruin..."
–Elrond, The Fellowship of the Ring
While Hills of Evendim is in the staging area, 'when revealed' effects cannot be canceled.
Travel: Shuffle the encounter discard pile into the encounter deck and discard cards from the top until an enemy is discarded. Add the discarded enemy to the staging area to travel here.
When Revealed: Each player must choose: either return the highest enemy engaged with you to the staging area, or search the encounter deck and discard pile for an enemy and put it into play engaged with you.
Shadow: If this attack destroys a character, reveal the top card of the encounter deck.
3
4
8
Indestructible. Immune to player card effects.
Forced: When Chieftain Morlug attacks you, discard cards from the top of the encounter deck until an enemy is discarded and put it into play engaged with you.
Forest Battleground gets +1 for each ally controlled by the player with the most allies.
Forced: When Forest Battleground is explored, each player searches the encounter deck and discard pile for an Orc enemy and adds it to the staging area. Shuffle the encounter deck.
When Revealed: Each player must choose: either search the encounter deck and discard pile for a Dol Guldur location and add it to the staging area, or search the encounter deck and discard pile for an Orc enemy and put it into play engaged with him.
Forced: When Watched Path is explored, discard the top card of the encounter deck. If the discarded card is an enemy, add it to the staging area.
While Hunter's Lookout is in the staging area, it gains:"Forced: At the end of the round, raise each player's threat by 1 for each enemy in the staging area."
Travel: The highest enemy in the staging area makes an immediate attack against the first player.
When Revealed: Return each engaged enemy to the staging area. If no enemies were returned this way, Restless Hunters gains surge.
Shadow: Attacking enemy gets +1 If this attack destroys a character, return attacking enemy to the staging area.
Forest Gate gets +1 for each enemy in the staging area.
Shadow: Attacking enemy gets +1 for each enemy engaged with you.
When Revealed: Until the end of the phase, each enemy and location in the staging area gets +2
Shadow: Each enemy engaged with you gets +1 and +1 until the end of the phase.
While The Wargs' Glade is in the staging area, the first Warg enemy revealed each round gains surge.
Forced: When The Wargs' Glade is explored, the opposing team searches the encounter deck and discard pile for a non-unique Warg enemy and adds it to the staging area. Shuffle the encounter deck.
Immune to player card effects.
Travel: The opposing team searches the encounter deck and discard pile for a 0 cost enemy and adds it to the staging area, if able (1 cost or less if there are two or more players). Shuffle the encounter deck.
6
3
6
Cannot have non-objective player card attachments or take non-combat damage.
Forced: After Chieftain Ufthak engages you, the opposing team searches the encounter deck and discard pile for an Orc enemy of cost 1 or less and puts it into play engaged with you. Shuffle the encounter deck.
While The Spiders' Ring is in the staging area, each Spider enemy gets +1
Forced: When The Spiders' Ring is explored, the opposing team searches the encounter deck and discard pile for a non-unique Spider enemy and adds it to the staging area.
2
2
2
When Revealed: If there is another Orc enemy in the staging area, Wolf Rider gains surge.
Shadow: If attacking enemy is an Orc put Wolf Rider into play engaged with you.
While The Goblins' Caves is in the staging area, each Orc enemy gets +1
Forced: When The Goblin's Caves is explored, the opposing team searches the encounter deck and discard pile for a non-unique Orc enemy and adds it to the staging area.
When Revealed: The opposing team attaches Driven by Shadow to an enemy and returns it to the staging area. (Counts as a Condition attachment with the text: "Limit 1 per enemy. Attached enemy gets +2 +2 +2 and is immune to player card effects.") If there is no enemy in play, Driven by Shadow gains surge.
When Revealed: The opposing team searches the encounter deck and discard pile for one different 0 cost enemy per player (limit 2) and adds them to the staging area.
Shadow: If this attack destroys a character, attacking enemy makes an additional attack against you after this one.
Response: After the players travel to Old Forest Road the first player discards the top card of his deck. If that card is an ally, he puts it into play.
Travel: Discard the top card of the encounter deck, if that card is an enemy, add it to the staging area.
3
2
3
When Revealed: Return each engaged Spider enemy to the staging area.
Shadow: Attacking enemy gets +1 (+2 instead if it is a Spider).