ConsulCaesar: ...there must be something else I can do.
1. Keep moving, especially if there are ranged fighters.
2. Archers first. If Geralt rolls to them they mutate to simple swordsman with bad armour.
3. Enemies without good armour are easy. They are the next targets on the way to isolate the heavily armoured enemies, with or without shield.
4. No click-orgies. Aimed single hits, or the program will throw you before the feet of enemies you want to avoid.
5. Use the potions - oils - bombs - signs you own from the very beginning.
And here are two examples:
https://www.youtube.com/watch?v=vuVd8s3uhxw https://www.youtube.com/watch?v=Kvb0ap9Chy4