Horizon of Darkness

Kal then attacks all three of them.

Golem moves down and positions himself on the horizontal line 8, 13, 7, so that Kal can attack all three.
Rad casts "Dud"
Kalimor uses Kinetic Strike on 8, 13, 7.
Ara heals herself with Healing 3 (if she can target someone else besides herself, let her heal Joe. If there are two more targets, let her heal Nikta as well).
Nikta tries to one-shot the rat with Stealth Attack 2.

We'll look at Fay and the others' turn later, depending on the results.

Golem moves 7 units.
Kalimor uses Kinetic Strike.
Rat 8
Miss.
Rat 13
Miss.
Rat 7
Miss.
Arael uses Healing and restores 512 health points (624 | 624)

Turn 4

Niktamoves 8 units anduses Stealth Attack.
Rat 1 takes 490 damage, Death.