Kalim moves to apprehend the outspoken drow who orders them dead. He mentally activate a trinket materializing a large animated viper that snakes towards the dark elf who is ordering a retreat.
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Climbing up the wall and drop his eggshell grenade as free action
If not possible, move near them and resolve as touch attack [roll0]
Depending on scenario, Kalim will do two things. Where is that talkative drow? He wants to bind him. Otherwise, he will move to the square behind Halberd.