While Spider Burrow is in the staging area, each Spider enemy gets +1 
Forced: When Spider Burrow is explored, the opposing team searches the encounter deck and discard pile for a Spider enemy with cost 1 or less and adds it to the staging area. Shuffle the encounter deck.
5
4
7
Cannot have non-objective player card attachments or take non-combat damage
Forced: After Goblin Warlord enters play, the opposing team searches the encounter deck and discard pile for a 0-cost Goblin enemy and adds it to the staging area. Shuffle the encounter deck.
When Revealed: Each enemy and location in the staging area gets +1 until the end of the phase.
Shadow: Attacking enemy gets +1 (+2 instead if you are engaged with another enemy).
When Revealed: Discard the top card of the encounter deck. If that card is an enemy, add it to the staging area.
When Revealed: The opposing team searches the encounter deck and discard pile for a different 0-cost enemy per player and adds them to the staging area. Shuffle the encounter deck.
Shadow: The opposing team shuffles an enemy from the encounter discard pile into the encounter deck.
While Goblin Tunnels is in the staging area, each Goblin enemy gets +1
Forced: When Goblin Tunnels is explored, the opposing team searches the encounter deck and discard pile for a Goblin enemy with cost 1 or less and adds it to the staging area. Shuffle the encounter deck.
While Nest of Vermin is in the staging area, each Creature enemy gets +1
Forced: When Nest of Vermin is explored, the opposing team searches the encounter deck and discard pile for a Creature enemy with cost 1 or less and adds it to the staging area. Shuffle the encounter deck.
While Frightful Den is in the staging area, each Troll enemy gets -10 engagement cost.
Forced: When Frightful Den is explored, the opposing team searches the encounter deck and discard pile for a Troll enemy with cost 1 or less and adds it to the staging area. Shuffle the encounter deck.
While Lightless Grotto is in the staging area, non-unique enemies in the staging area cannot take damage.
Travel: The first player chooses an enemy in the staging area and engages it.
While Lightless Grotto is in the staging area, non-unique enemies in the staging area cannot take damage.
Travel: The first player chooses an enemy in the staging area and engages it.
5
3
*
Massive. Immune to player card effects. Cannot take more than 5 
damage each round.
*The Dreadnaught has a global hit point value of 15 per player among all groups.
Forced: After the Dreadnaught flips, each player puts 1 set-aside unique Corsair enemy into play at random engaged with them.
With the Dreadnaught weakened and in peril, its enraged crew begins boarding your ship in a final attempt to sieze victory.
2
1
4
While Southron Sailor is engaged with you, each Ship enemy engaged with you contributes its to the total in the staging area.
"There is a great fleet drawing near to the mouths of the Anduin, manned by the corsairs of Umbar in the South."
–Beregond, The Return of the King
When Revealed: Search the victory display and encounter discard pile for the enemy with the most hit points. Return that enemy to the staging area. If no enemy is returned by this effect, Pursuit on the Shore gains surge. (Cannot be canceled.)
When Revealed: Return each engaged enemy with the ambush keyword to the staging area. Each player makes engagement checks against each enemy in the staging area, as if it were the encounter phase. If there are no enemies with the ambush keyword in play, Tumultuous Assault gains surge.
When Revealed: Each player must either remove a hero he controls from the quest or engage an enemy in the staging area. Each enemy engaged by this effect makes an immediate attack.
Shadow: Attacking enemy gets +2
When Revealed: If Alcaron's Scroll is attached to an enemy, choose one: either add 1 progress token to that enemy, or each card in the staging area gets +2 until the end of the phase.
4
3
6
6
Each Harad enemy in the staging area gains archery 1.
Each engaged Harad enemy gets +1
Shadow: Attacking enemy gets +1 (+3 instead if it has the Harad trait).
When Revealed: Each player must trigger the prowl keyword on each enemy engaged with him, as if that enemy had been revealed from the encounter deck. Then, return each engaged Wose enemy to the staging area. If no enemies are returned to the staging area by this effect, Drums of the Wild Men gains surge.
Forced: When any amount of progress is placed on a location in the staging area, discard 1 villager token from that location.
Travel: The first player searches the encounter deck for an enemy, reveals it, and puts it into play engaged with him. Shuffle the encounter deck.
When Revealed: Each player must choose: either discard 2 villager tokens from Rescued Villagers, or search the encounter deck and discard pile for an enemy, reveal it, and add it to the staging area. Shuffle the encounter deck.
Shadow: Attacking enemy gets +1 Deal is another shadow card.
Forced: When you take control of Crumbled Battlements, shuffle the encounter discard pile into the encounter deck and discard cards from the encounter deck until an enemy is discarded. Put the discarded enemy into play engaged with you.
"Here they come pouring through the breaches!" –Man of Gondor, The Return of the King
When Revealed: Attach to the current quest. (Counts as a Condition attachment with the text: "Each enemy gets -X engagement cost. X is the number of locations controlled by players.Forced: At the beginning of the encounter phase, if there are fewer than X enemies in the staging area, reveal an encounter card.")
Forced: After Orc Trail leaves play as an explored location, choose an out of play Orc enemy, either set aside or in the victory display, and add it to the staging area. Then, the first player searches 4.
"No other folk make such a trampling."
–Legolas, The Two Towers
When Revealed: Each player discard the top 3 cards of his out-of-play deck. Add each enemy discarded this way to the staging area. If no enemies are added to the staging area this way, Mugash's Cunning gains surge.
Shadow: Attacking enemy gets +3 and +3 until the end of the round.
While Entwood is in the staging area, each Huorn enemy in the staging area gains: "Immune to player card effects."
Travel: The first player engages the highest engagement cost Huorn enemy in the staging area.
While Hithaeglir Woods is in the staging area, each Dunland enemy in the staging area cannot take damage.
Travel: Deal each Dunland enemy a shadow card to travel here.
Forced: After the last time counter is removed from this location, return each enemy in play to the staging area.
Shadow: Either remove 1 time counter from a location in play, or return attacking enemy to the staging area after this attack.
When Revealed: Each player returns each enemy engaged with him to the staging area. Either search the encunter deck, discard pile and victory display for Orc Rearguard and reveal it, or each player must deal 4 damage to a character he controls. Shuffle the encounter deck.
While Snowy Badlands is in the staging area, each enemy in the staging area cannot take damage.
Travel: Each player deals 1 damage to an exhausted character he controls to travel here (2 damage instead if it is Night).
When Revealed: Either deal 1 shadow card to each enemy in the staging area, or search the encounter deck and discard pile for a side quest and add it to the staging area. Shuffle the encounter deck if it is searched.
Shadow: Deal 1 shadow card to each enemy engaged with you that has not attacked this phase.
While Shrine to Morgoth is the active location, players cannot draw cards or search their decks.
Forced: After Shrine to Morgoth is flipped over while active, exhaust each ally in play with printed cost 2 or less. Then, each player must search the encounter deck and discard pile for an Undead enemy and put it into play engaged with him. Shuffle the encounter deck.
Cannot have player card attachments.
Forced: After Lost Island becomes the active location, flip it over.
Action: Remove 4 progress from Lost Island to look at its facedown side.
Forced: After Drowned Graves is flipped to this side while active, discard the top X cards of the encounter deck. Each player adds an Undead enemy discarded from this effect to the staging area. X is 2 more than the number of players in the game.
...their years lessened as their fear of death grew, and their joy departed. -The Return of the King
Cannot have player card attachments.
Forced: After Lost Island becomes the active location, flip it over.
Action: Remove 4 progress from Lost Island to look at its facedown side.
3
3
4
4
While Raider of the Storm is engaged with you, each Ship enemy engaged with you gets +1 +1 +1 and contributes its to the total in the staging area.
When Revealed: For each Ship enemy in the Stormcaller's area, place 1 progress on the Stormcaller's quest stage. Then, either shift your heading off-course or add 8 to the staging area until the end of the phase.
Shadow: If this attack damages a Ship objective, place 1 progress on the Stormcaller's quest stage.
While Submerged Crawlway is the active location, deal each engaged enemy 1 additional shadow card at the beginning of the combat phase.
Forced: If Submerged Crawlway is the active location at the end of the quest phase, each player must search the encounter deck and discard pile for an enemy and add it to the staging area. Then, you may flip Submerged Crawlway to its Grotto side.
X is the number of characters the first player controls.
Travel: The first player searches the encounter deck and discard pile for a Spy enemy, reveals it, and adds it to the staging area. Shuffle the encounter deck.
"I don't know if the Road has ever been measured in miles beyond the Forsaken Inn..." –The Fellowship of the Ring
Immune to player card effects.
Travel: Each player searches the encounter deck and discard pile for a Nazgûl enemy and puts it into play engaged with him. Shuffle the encounter deck.
X is 1 more than the number of enemies in play.
Forced: When Expanse of Hollin is explored, shuffle the encounter discard pile into the encounter deck. Then, discard the top card of the encounter deck for each damage here. Add each enemy discarded by this effect to the staging area.
5
3
4
Cannot have attachments.
Forced: When Slab-bearer is destroyed, discard the top card of the encounter deck. If the discarded card is an enemy, add it to the staging area.
...they bore great slabs of stone, and flung them down to serve as gangways over the fire.
–The Fellowship of the Ring
When Revealed: Attach to the current quest. (Counts a Condition attachment with the text:"Forced: At the end of the round, each player at this stage raises his threat by 1 for each enemy in the staging area. Then, discard Hunting the Ring and move each enemy in this staging area to the first player's staging area.")
While The Uruk's Trail is the active location, it gains:"Response: After The Uruk's Trail is explored, reduce the pursuit value by 3."
Travel: Search the encounter deck and discard pile for a non-unique Uruk-hai enemy and add it to the staging area. Shuffle the encounter deck.
While Helm's Dike is the active location, each enemy gets -10 engagement cost.
Forced: When Helm's Dike is explored, 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: Until the end of the round, each Harad enemy in the staging area gets +2 -30 engagement cost, and cannot be optionally engaged.
Shadow: Attacking enemy gets +1 If this attack destroys a character, return attacking enemy to the staging area.