Nice upgrade, these monster are very usefull.
The shark can be great damager and tanker with the retaliate later, plus the flank to give 2nd monster chance to attack.
The drybone can be usefull on the noxious fumes ruleset cause he is immune from poison.
Kha'zi Conjurer is great damager with low mana cost,
and Continuum Seer will be usefull on high level to avoid both physical and magic with phase plus the backfire ability