You could change the first marsh to "exert each character with printed strength 5 or less" and be reasonably clear.
I thought about about printed strength 5 or less, though I was wanting to let other sources modify strength (armor, conditions, allies) to make it possible to make your companions unaffected (and your opponent's companions affected). Same for minions, of course...
You want an Aragorn? How about "Aragorn, Estel"?
Hmm... could be allowed in
or
... Any thoughts on number/rarity?
•Aragorn, Estel
Companion • Man
6 Strength
3 Vitality
7 Resistance
To play, spot an Elf.
For each
card Aragorn bears, he gains
Hunter 1 (limit 4).
For each
card Aragorn bears, he is resistance +1 (limit +4).
"From the ashes a fire shall be woken, / A light from the shadows shall spring;"??