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.
5
4
7
Forced: After Coldfell Giant engages you, deal 1 damage to 3 different characters you control.
Shadow: If the defending character has at least 1 damage token on it, attacking enemy makes an additional attack after this one.
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.
2
2
3
Damaged characters cannot be declared as attackers or defenders against Goblin Pursuer.
Shadow: Attacking enemy gets +1 (+3 instead if this attack is undefended).
4
3
5
1 
As an additional cost to travel to a safe location, one player must engaged Hoarwell River Serpent.
Forced: When you engage Hoarwell River Serpent, deal 1 damage to each damaged character you control.
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.
3
3
3
5
While Giant Beetle is engaged with a player, it gains: "As an additional cost to travel to a safe location, Giant Beetle makes an immediate attack against the engaged player."
Damaged characters cannot be declared as attackers or defenders against Giant Beetle.