Linkin Park – The Catalyst [Piano Cover Tutorial] ( Nov 29, 2016 Cover, Cover AlternRock, Cover linkin park, Meteora, Reanimation, How to play Linkin Park – The Catalyst (Instrumental MIDI + Synthesia) Like 0 Thanks! You've already liked this « Oceansize – Catalyst – Cover by Sentry » Dorje – Catalyst (Guitar Cover + SOLO) Max Padron | BIAS FX