You can Normal Summon 1 Tuner during your Main Phase each turn, in addition to your Normal Summon/Set (you can only gain this effect once per turn).

Each "Kewl Tune Loudness War" you control gains 3300 ATK while your opponent has a Tuner in their field or GY.

You can Tribute 1 Tuner; add to your hand or Special Summon, 1 "Kewl Tune" monster from your Deck, also you cannot Special Summon for the rest of this turn, except Tuners.