My rares are here, in order of being smashed:
Urraco - a bit tough for a first rare at BR3
Deathstinger - very easy, poisoned me, but fell quickly, BR4
Bluejaws - took me 4 tries until I smashed it, BR4 (!)
Royalguard - quite easy at BR7
Axhead - the easiest one so far, BR8
Fatalclaw - what an epic fight! in my first try at BR9
Lil' Salamander - very easy, BR10
Hellbiter - toughest fight yet, left me with one unit barely alive, BR10
Deatheater - easy with healing, BR11
Seia - very easy to beat, BR11
Dawn Ruler - Pinprick can be a pain, defeated quickly though, BR12
Lympha - another easy rare, BR12
Bandit (Ruins of Robelia Castle - Central Tier) - didn't punch hard, had some HP, easy fight, BR12
Jade Golem - easy, BR12
Vali - difficult fight because of Botched status, BR16
Longtail Soldier - as always with small ones, very easy, BR21
Sharpclaw - quite easy at BR26
Firtoad - very easy, BR26
Bloodthirsty Beast - quite ok, 2 revivals needed, BR26
Wandering Plague - took a couple of rounds, but wasn't difficult, BR27