b'Swarm of Mirage Butterflies \n'b'  Medium   swarm of Tiny beasts (fey) ,  unaligned  \n'b'  Armor Class  12 (natural armor)  Hit Points  22 (5d8)  Speed  0 ft., fly 20 ft.\n'b' STATS STR: 2 (-4) DEX:  12 (+1)  CON:  8 (-1)  INT:  1 (-5)  WIS:  10 (+0)  CHA:  2 (-4)  \n'b'\n'b'\n'b'\n'b'\n'b'\n'b'\n'b'  Damage Resistances  bludgeoning, piercing, slashing  Condition Immunities   charmed ,  frightened ,  paralyzed ,  petrified ,  prone ,  restrained ,  stunned   Skills   Stealth  +5  Senses  passive  Perception  12  Languages  \xe2\x80\x93  Challenge  \xc2\xbd (100 XP) \n'b' SPECIAL TRAITS \n'b'\n'b'  Innate Spellcasting . A swarm of mirage butterflies can cast  minor illusion  at will and  hallucinatory terrain  once a day (spell save DC 13). \n'b'  Swarm . The swarm can occupy another creature\xe2\x80\x99s space and vice versa, and the swarm can move through any opening large enough for a Tiny mirage butterfly. The swarm can\xe2\x80\x99t regain  hit points  or gain  temporary hit points .'