To get around this, players should consider running proliferate cards like the Sword of Truth and Justice, Thrummingbird or Inexorable Tide
Amazon.com: Charizard VSTAR - 174/172 - Secret Rare - Sword & Shield: Brilliant Stars
You have a few good options as secondary ways to gain control of permanents to draw more cards or if your commander just gets shut down one too many times
Amethyst & Steel featuring 007-051-jafar-newly-crowned and 007-049-iago-giant-spectral-parrot
Merfolk pretty heavily utlilize +1/+1 counters, so growing your Nicanzil a few times will make other cards like Wave GoodbyeWave Goodbye, Ripples of PotentialRipples of Potential, and Hardened ScalesHardened Scales better
These SP cards feature unique artwork and foiling not found on the regular versions, often paying homage to wanted posters or showcasing characters in new styles