Incarnations

As all of us know,

1. Shankukarna was cursed by Brahma when he delayed bringing flowers from Kishkinda (modern day Hampi and Anegundi) for the pooje. 
2. He then took birth as Prahalada. 
3. The second simultaneously avatars are Bahlika Raja and satyaki, 
4. the third Vyasaraja  great saint of Madhva Order  and the 
5. fourth was Raghavendra Swamy. 

http://yousigma.com/religionandphilosophy/lifeofsriraghavendraswamy.html
http://lordrama.co.in/avatar-rahasya.html