Arnaldo, known as "Effect," was born in Havana, Cuba, and immigrated to Montreal in 1999. He began his dance journey with Breaking at Urban Element, teaching himself by imitating movements on television before training formally in his 20s in Breaking, House, Hip Hop, and Popping. In 2007, he joined the respected crews Deadly Venoms and Mix'd Mafia, competing internationally at events such as Juste Debut, IBE, The Breakdown, and Top Wanted, building a strong reputation in the street dance community.

Effect has performed with major companies including Cirque du Soleil at the Pan-Am Games, Cirque Éloize in Dammam, and Bboyizm in Montreal. He is now the Co-Founder of Moov Ottawa Dance, where he teaches, choreographs, performs, judges, and continues winning battles nationwide, with over 100+ victories. His teaching emphasizes musicality, battle tactics, floorwork, and body conditioning, empowering BIPOC youth, emerging dancers, and newcomers to the community.