Darkness creeps from the edge of Taz’s vision as do long struggling without fresh blood to her brain takes its toll. She gathers what strength and focus she has left and fires again at the choker, not even sure where she is aiming.

Spoiler: Taz, Round 4
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Free: maintain one point of burn - +1/+2 to att/dam of blast, also +5 cold resist.
Move: channel 1
Standard: pushing infusion water blast on the choker

Attack: (1d20+3)[8] (Choker should have dex -4)
Damage: (2d6+9)[18]
Bull rush: (1d20+9)[26]

Spoiler: Taz stats
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Tazmara Stonesong
F NG Dwarf Kineticist (Aquakineticist), Level 3, Init 2, HP 11/33 (NL 3), DR Cold/pressure - 6 (1), Speed 20 / 20 (swim)
AC 15, Touch 12, Flat-footed 13, CMD 14, Fort 7, Ref 6, Will 2, CMB +3, Base Attack Bonus 2
PBS Water Blast +6 (2d6+9, x2)
Dagger +3 (+4 thrown) (1d4+2, 19-20/x2)
Heavy Pick +3 (1d6+1, x4)
Studded Leather (+3 Armor, +2 Dex)
Abilities Str 12, Dex 14, Con 19, Int 10, Wis 12, Cha 8
Condition Burn 1
Bless
Having a swim speed grants a +8 bonus on some swim checks (most others are not needed)