When the well exploded into a storm of dampness and fury, Mandragora couldn't help but be reminded of the story of Ezethel and the Tempest, a tale often told in Deionist temples as a prime example of Chaos gone too far. The way that thing moved, Eric feared his vines wouldn't be able to hold it. So for now, he focused on finishing off the remaining giants.
Spoiler: Actions
Show
Favored Environment: +2 circumstance is going toward attacks this round.
Move: To AC13 (which looks to have cover from the maelstrom).
Standard: Vine Lash the remaining three giants, using multiattack to hit all of them. Power Attack 2. On a hit, DC 28 Toughness versus damage and DC 23/21 Strength/Dodge versus grab.
Giant 5: (1d20+8)[12] Huh, fairly uniformly
Giant 6: (1d20+8)[11] craptastic
Giant 7: (1d20+8)[11] rolls