Corrupt Orog

Aggressive. As a bonus action, the orc can move up to its speed toward a hostile creature that it can see.

Plant Camouflage.  The orc has advantage on Dexterity (Stealth) checks it makes in any terrain with ample obscuring plant life.

Intimidator.  Opponent rolls Disadvantage on Intimidation.  -2 to DC

MultiAttack.  Orog can make 2 attacks per turn.

Greataxe. Melee Weapon Attack: +5 to hit, reach 5 ft., one target. Hit: 9 (1d12 + 3) slashing damage.

Javelin. Melee or Ranged Weapon Attack: +5 to hit, reach 5 ft. or range 30/120 ft., one target. Hit: 6 (1d6 + 3) piercing damage.

Choking Spores. The orog ejects spores at one creature it can see within 5 feet of it. The target must succeed on a DC 13 Constitution saving throw or be poisoned for 1 minute. While poisoned, the target takes 5 (2d4) Poison damage at the start of each turn. The target can repeat the saving throw at the end of each of its turns, ending the condition on itself on a success.

Corroding Strike.  Orog Imbues its held weapon with Acid once below 50% HP.  +(1d6) Acid Dmg for remainder of battle.  If incapacitated or disarmed, weapon no longer imbued.  Recharge. 5--7 (d8)

Hallucination Spores. The orog ejects spores at one creature it can see within 5 feet of it when successfully hit. The target must succeed on a DC 13 Wisdom saving throw or be poisoned for 1 minute. The poisoned target is incapacitated while it hallucinates. The target can repeat the saving throw at the end of each of its turns, ending the effect on itself on a success.

Corruptors Roar.  When an attack leaves Corrupted Orog under 10HP, Orog bellows and calls in a shroud of Magical Darkness (Truesight is unaffected).  Opponents roll for Perception (Passive 14) before rolling Disadvantage on attacks.