I somehow managed to beat Second Sentinal in high halls first try. I have just learned to take things slow in the boss fights. Tormented Trobbio is also surprisingly easy to deal wit, took him out in like 4 tries.
Fire Emblem Heroes: 1691818076 Target: Get all Celicas to +10
Yugioh Master Duels ID: 929-965-925 Genshin Impact UID: Lol, not putting it on my signature