Tlaloc

Unleashes a Sweep ATK followed by a Breath ATK. The Breath ATK has an AOE that reaches almost to the edge of the battlefield.
Study the enemy's movements and evade the ATK AOE. Where possible, lure the enemy to divert the ATK from the Crystal.

Turns around while unleashing a powerful backhand sweep. Large ATK AOE.
SaveSaveSic; Expected: Safe areas include the area very close to the Boss or the edge of the field. Study the enemy's movement and evade accordingly.

Unleashes a series of hammering blows. The last blow leaves a Polluted Area.
Evade the small area in front of the enemy for safety. Well-positioned and timed evasions will allow the Valkyrie to keep attacking the enemy's hands.

Slams both fists into the ground. At low HP, this attack will directly destroy much of the battlefield.
Move away from the ATK AOE and be wary of the Polluted Area left after the attack.

Fires 4 rotating beams of light parallel to the ground surface that coverscoversSic; Expected: cover the entire battlefield in a rotating sweep.
Stand near the outer circle and evade in the opposite direction of the beam rotation. If the Valkyrie is fast enough, she can simply move along with the beam.

Summons and throws 4 energy bombs that explodesexplodesSic; Expected: explode and leavesleavesSic; Expected: leave Polluted Areas.
Move towards the inner area when the energy bombs appear and try to avoid the Polluted Areas.

Slams the field with both hands, generating large AOE secondary explosions in the outer area.
Get near the edge of the field away from the ATK AOE and counter attack where possible. Be wary of the Polluted Areas created.

Used after the field has been destroyed. Fires a string of homing energy bombs from the palms.
Watch the enemy's move and keep evading. The smaller area may make this quite difficult.

Upon shield break, the Boss summons 5 Honkai orbs and absorbabsorbSic; Expected: absorbs them after a short charge. Destroy at least 2 orbs to weaken the Boss, otherwise you'll take a hit that cannot be evaded.
Coordinate with fellow team mates and destroy as many Honkai spheres as possible.