Holi special trains:-
03512 Asansol-Tatanagar Special Train (Sunday, Tuesday and Friday)
03511 Tatanagar-Asansol Special Train (Sunday, Tuesday and Friday)
03509 Asansol-Gonda Special Train (Monday)
03507...
more... Asansol-Gorakhpur Special Train (Friday)
02335 Bhagalpur-Lokmanya Tilak T Special Train (Daily)
02336 Lokmanya Tilak T-Bhagalpur Special Train (Daily)
03510 Gonda-Asansol Special Train (Wednesday)
03508 Gorakhpur-Asansol Special Train (Saturday)
03402 Danapur-Bhagalpur Special Train (Daily)
03419 Bhagalpur-Muzaffarpur Special Train (Daily)
03420 Muzaffarpur-Bhagalpur Special Train (Daily)
03023 Howrah-Gaya Special Via Sahibganj Train (Daily)
03024 Gaya-Howrah Special Via Sahibganj Train (Daily)
02315 Kolkata-Udaipur City Special Train (Thursday)
02316 Udaipur City-Kolkata Special Train (Monday)
02361 Asansol-CST Mumbai Special Train (Sunday)
02362 CST Mumbai-Asansol Special train (Wednesday)
03002 Siudihawada Special Train (Daily)
03506 Asansol-Digha Special Train (Sunday)
03505 Digha-Asansol Special Train (Sunday)
03418 Malda Town-Digha Special Train (Thursday)
03417 Digha-Malda Town Special Train (Thursday)
03425 Malda Town-Surat Special Train (Saturday)
03415 Malda Town-Patna Special Train (Wednesday, Friday and Sunday)
03416 Patna-Malda Town Special Train (Thursday, Saturday and Monday)
03165 Kolkata-Sitamarhi Special Train (Saturday)
03166 Sitamari-Kholakata Special Train (Sunday)
03502 Asansol-Haldia Special Train (Except Sunday)
03501 Haldia-Asansol Special Train (Except Sunday)
The surprise however is not even a namesake train to south !
When I referred wiki I found holi or holi related events held in parts of Karnataka, Telengana and Tamil nadu..