False Fey Forest

Ccanopener_
Deceptive veil.Appear as normal plants. Roll naturecraft to spot them. If they attack you while veiled, make an INT save (DC5+lvl of highest present fey). On fail you can't tell any of them apart.
Tree (D10 minion)

Lvl 1/3 fey plant

1
Grasping Roots.All adjacent spaces are difficult terrain
ACTIONS:
  • Slam.1d10
Decaying dryad

Lvl 1 fey plant

15
Spiked Roots.While it is alive, moving through difficult terrain causes 1d4 damage to non-plants (can't miss).
ACTIONS:
  • Briar cage.DC10 STR save or grappled, while grappled you have full cover
Dryad seedling

Lvl 1 small fey plant

25
Treestride.Can teleport 8 spaces if it starts and ends adjacent to a plant.
ACTIONS:
  • Claws.2d10
Dryard sapling

Lvl 4 fey plant

40
Treestride.Can teleport 8 spaces if it starts and ends adjacent to a plant.
ACTIONS:
  • Claws.2d10+4 On hit: teleport itself or the hero to a tree within 6
Oak Treant

Lvl 4 large fey plant

H530
Grasping Roots.All adjacent spaces are difficult terrain
ACTIONS: Choose one.
  • Branching pull.(range 6) DC14 STR save. Push/pull a creature 4 spaces, half on sucess
  • Shaking Roots.(All adjacent creatures) DC12 DEX save, on fail 1d10 dmg and fall prone
Spruce Treant

Lvl 6 large fey plant

M555
Grasping Roots.All adjacent spaces are difficult terrain.
ACTIONS: Choose one.
  • Needles.(All adjacent creatures) DC13 DEX save or 2d10 dmg, half on sucess.
  • Slam.3d10. On damage: fall prone
Dryad

Lvl 8 fey plant

90
Treestride.Can teleport 8 spaces if it starts and ends adjacent to a plant.
Awaken forest!Awaken 2 nearby trees into tree minions each round.
ACTIONS:
  • Charming.DC14 WILL save or charmed for 1 round
  • Claws.2d10+10, advantage against charmed creatures
Brasenia, ancient dryad
Level 10 Solo fey plant
M275
INT/WILL++
Treestride.Can teleport 8 spaces if it starts and ends adjacent to a plant.
ACTIONS: After each hero's turn, choose one:
  • Awaken Forest!(1 use) Awaken 3/hero tree minions.
  • Spiked Roots.Everyone in difficult terrain takes 2d10+4 dmg.
  • Bear Hug.Teleport 8, DC15 WILL save or charmed for 1 round (heroes can spend an action on their turn to try and resist it with the same save).
  • Claws.3d10+12, advantage if target is charmed.

BLOODIED: At 135HP immediately use Awaken forest and teleport 8.

LAST STAND: Brasenia is dying! 100 more damage and she dies. Until then awaken a tree per hero after each of her turns.