It wasn't the flow/pour type panel liner like I thought it was so

GSI Creos Gundam Marker Pouring Inking Pen Set : Arts, Crafts & Sewing

Gundam Planet - Pour Type Gundam Marker for Panel Lines

HG Michaelis. Learned that panel liner and pour type markers don't work great in larger areas. : r/Gunpla

Golden SoFlat Acrylic for Hard Edge Abstract Painting - Jackson's Art Blog

Gundam Planet - Pour Type Gundam Marker for Panel Lines

Collection Item: These pour type markers are oil-based paint pens that are similar in use and effect to panel line wash. You can use these on either

Pour Type Gundam Marker for Panel Lines

The Longest Minute

Help with panel lining /top coat? : r/Gunpla

100 Best Pens: Gel, Ballpoint, Rollerball, and More, 2021

The Real Truth: Discover Exactly What Does ADHD Feel Like

Learning flow type panel line markers will bread the plastic on Robot Spirits Eva the hard way 🥲 : r/Gunpla