NRUTYA GANAPATHI
Appearance:

Magha or Magam Nakshatra is related to Nritya Ganapati. In this form, Lord appears in golden hue complexion in dancing posture
on one leg under Kalpavriksha (Wish Fulfill Tree) with four hands.

On his main right hand holds the tusk and the upper hand with elephant goad, on the left hand hold a battle-axe and noose.
On his fingers with rings and the trunk curled holding his favourite sweet Modaka.
Mantra:

atha nRuttagaNapatidhyAnaM || mudgalapurANE ||

pAshAMkushApUpakuThAradaMta caMcatkarAkluptavarAMguLIyakaM |
pItaprabhaM kalpatarOradhastAM |
bhajAmi nRuttOpapadaM gaNEshaM || 15 || pItavarNaH

Mantra (Easy to read):

atha nritya ganapati dhyaanam || mudgala puraane ||

Pashankusha Kutaradanta Chanchatkara Kalupta Varanguleeyakam
Peetamprabham kalpatarodhashtham |
bhajami Nritthopa Padam Ganesham || 15 || pitavarhah

Kalhaara shali kamalekshuka chapa bandanta Prarohakagadi kanakojwalangaha |
Alinganaodhatakaro harithangashtaya devya
Karotu shubhaha murdhva ganadhipo mey || 15 || pitavarnah
Mantra Translation:

The Nritya Ganapati under the boon-tree. He has four arms. He is golden in colour. His hands hold the single tusk, the elephant goad, the noose, the axe (parashu) or the hatchet (kuthara). The dhyana sloka specifies that one of the four hands can show a cake.
Mantra Benefits:

Worshipping this form of Ganapathi is believed to give proficiency and success for the devotees in fine arts. Nritya Ganapati is conciliated by many artists especially by dancers.