Eino Matti "Eicca" Toppinen (born 5 August 1975) is a Finnish cellist, songwriter, producer, and arranger.

[3] He attended the Sibelius Academy in Helsinki, where he met future Apocalyptica band members Paavo Lötjönen, Antero Manninen, and Max Lilja.

[2] In 1993, when Toppinen was still studying in Sibelius Academy, the young Vivo Christian Orchestra played three songs from the Metallica album, Ride The Lightning.

[5] After first writing songs for Apocalyptica, Toppinen also became involved in various other projects, such as the theatrical performance of Paper Rain and the Finnish Film Milja.

In December 2007, Toppinen was invited to the Finnish Independence Day Presidential Reception in Helsinki, which he attended with his wife, Kirsi, and was prominently featured in the media.

Their opera is titled Indigo, and "tells a sci-fi influenced story of an omnipotent multinational company and the search for happiness", premiered on 22 January 2016.