6
3
9
Excess combat damage dealt by Hill Troll (damage that is dealt beyond the remaining hit points of the character damaged by its attack) must be assigned as an increase to your threat.
"Mutton yesterday, mutton today, and blimey, if it don't look like mutton again tomorrow."
–Troll, The Hobbit
6
4
6
6 
Cannot have attachments.
For each point of excess combat damage dealt by Great Cave-troll (damage that is dealt beyond the remaining hit points of the character damaged by its attack) remove 1 progress from the current quest.
6
4
6
Cannot have attachments.
For each point of excess damage dealt by Cave-troll (damage that is dealt beyond the remaining hit points of the character damaged by its attack) remove 1 progress from the current quest.
7
3
8
Cannot have attachments.
Forced: After Gorgoroth Hill-troll attacks and destroys a character, the defending player discards a random card from his and hand and raises his threat by that card's printed cost.
...these fell creatures would bite the throats of those that they threw down.
-The Return of the King
6
3
9
Excess combat damage dealt by Hill Troll (damage that is dealt beyond the remaining hit points of the character damaged by its attack) must be assigned as an increase to your threat.
"Mutton yesterday, mutton today, and blimey, if it don't look like mutton again tomorrow."
–Troll, The Hobbit
6
4
6
Cannot have attachments.
For each point of excess combat damage dealt by Great Cave-troll (damage that is dealt beyond the remaining hit points of the character damaged by its attack) remove 1 progress from the current quest.
6
4
7
7
3
10
5
5
7
2
3
6
Savage Trollspawn gets +1 for each damaged character the engaged player controls.
Shadow: Attacking enemy gets +1 for each damaged character the defending player controls.
6
2
9
For each excess point of combat damage dealt by Cruel Mountain-troll (damage that is dealt beyond the remaining hit points of the character damaged by its attack) you must remove 1 progress from each quest card in play.
Trolls were abroad, no longer dull–witted, but cunning...
–The Fellowship of the Ring
4
1
12
Ruthless Hill-troll gets +2 and +2 while it has 3 or more damage on it.
Shadow: Shuffle 1 location with the safe keyword (but not its attached encounter) back into the encounter deck.
6
3
9
Cannot have non-objective attachments.
Forced: After Stone-troll attacks and destroys a character you control, discard 1 card from your hand for each excess point of damage dealt.
Shadow: Discard an attachment you control.
5
3
9
Cannot have player card attachments.
Forced: After Snow-troll attacks and destroys a character, return it to the staging area.
Shadow: Attacking enemy makes an additional attack against you after this one.
6
3
8
Cannot have attachments.
Forced: After Mordor Cave Troll attacks and destroys a character, discard the top card of your deck for each point of excess damage dealt by this attack.
6
3
9
Cannot have attachments.
Forced: After Mordor Olog-hai attacks and destroys a character you control, exhaust a character you control.
Shadow: Attacking enemy gets +2
5
2
12
5
2
10
5
2
11
6
4
6
Cannot have attachments.
For each point of excess damage dealt by Cave-troll (damage that is dealt beyond the remaining hit points of the character damaged by its attack) remove 1 progress from the current quest.
7
3
8
Cannot have attachments.
Forced: After Gorgoroth Hill-troll attacks and destroys a character, the defending player discards a random card from his and hand and raises his threat by that card's printed cost.
...these fell creatures would bite the throats of those that they threw down.
–The Return of the King
6
3
8
Cannot have player card attachments.
Old Stone Troll gets -10 engagement cost for each Loot objective attached to a hero.
Only the engaged player can declare attackers against Old Stone Troll.
5
3
9
Indestructible. Immune to player card effects.
Forced: When Bane of Amon Lanc attacks you, discard a random card from your hand. Bane of Amon Lanc gets +X for this attack, where X is that card's printed cost.
6
4
9
Forced: After Mirkwood Olog-hai attacks and destroys a character, remove 1 progress from the main quest for each excess point of damage.
Shadow: Either remove 2 progress from the main quest, or return attacking enemy to the staging area.
7
1
9
Cannot have non-objective player card attachments.
Forced: After Bane of Amon Lanc attacks and destroys an ally, the defending player discards 1 card from his hand for each excess point of damage dealt by this attack.
6
2
8
Cannot have non-objective palyer card attachments.
6
2
9
Cannot have non-objective player card attachments.
While Great Cave-troll is in the staging area, it gains:"Forced: At the end of the encounter phase, raise each player's threat by 2."
5
1
6
Cannot have non-objective player card attachments.
Allies cannot be declared as attackers or defenders against Cave-troll.
6
1
8
Cannot have non-objective player card attachments.
Forced: After Old Stone-troll attachs and destroys a character you control, raise your threat by 1 for each excess point of damage dealt.
4
3
5
7
If there is no Hill Troll in play, Anduin Troll Spawn gains surge.
Forced: At the beginning of the combat phase, Anduin Troll Spawn engages a player engaged with a Hill Troll.
3
2
6
9
While Savage Hill-troll is in the victory display, each Troll enemy gets +1 hit point.
Shadow: If attacking enemy is a Troll defending character does not ready during the refresh phase this round.
5
4
10
7
Forced: After Rob and Bob makes its first attack each round, if there are two or more players, it engages the next player and makes an additional attack (discard and deal a new shadow card for this attack).
Yes, I am afraid trolls do behave like that, even those with only one head each. –The Hobbit
7
2
14
9
You cannot travel to a safe location while Scavenging Stone-troll has no damage on it.
While Scavenging Stone-troll is in the staging area, cards in each player's discard pule cannot leave that discard pile.
7
1
10
5
For each point of excess damage dealt by Undersea Cave Troll (damage that has been dealt beyond the remaining hit points of the character damaged by its attack) discard 1 resource from one of your objective-allies or from one of your heroes' resource pools.
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