Confirmed for pre 5 with command: /summon Zombie ~ ~1 ~ {Invulnerable:1,PresistenceRequired:1,ActiveEffects:[3:{Id:2,Duration:32768,Amplifier:14},1:{Id:14,Duration:32768,Amplifier:1}],Silent:1,IsBaby:0} Zombie is invisible.
Zombie gets slowed( imobile because slowness 14) after a speed or slowness potion is trown at it.
Confirmed for pre 5
with command:
/summon Zombie ~ ~1 ~ {Invulnerable:1,PresistenceRequired:1,ActiveEffects:[3:{Id:2,Duration:32768,Amplifier:14},1:{Id:14,Duration:32768,Amplifier:1}],Silent:1,IsBaby:0}
Zombie is invisible.
Zombie gets slowed( imobile because slowness 14) after a speed or slowness potion is trown at it.