Amorphous. The ooze can move through a space as narrow as 1 inch wide without squeezing.

False Appearance. While the ooze remains motionless, it is indistinguishable from a bloody pool or wet flesh.

Pseudopod. Melee Weapon Attack: +3 to hit, reach 5 ft., one target. Hit: 6 (2d4 + 2) bludgeoning damage plus 4 (1d8) acid damage, and if the target is wearing nonmagical metal armor, its armor is partly corroded and takes a permanent and cumulative −1 penalty to the AC it offers. The armor is destroyed if the penalty reduces its AC to 10.