My inner kid lights up at the thought of a tiny Night Fury peeking out from a sleeve — it's such a snug, cozy image. If you're aiming for a minimalist 'Toothless' vibe for your first tattoo, I love the idea of a small silhouette: just the head and ear tufts in solid black, maybe a single green dot for the eye. That tiny contrast gives the design character without getting into heavy shading. Another soft approach is a single-line flight pose — imagine a continuous thin line that traces the curve of wings and tail; it reads elegantly even at 2–3 cm across.
For placement and practical stuff, I’d go for low-pain, low-fuss spots like the outer forearm, behind the ankle, or the upper shoulder. Stick to black or very dark ink for longevity — color fades faster, and for a first tattoo you want clean lines you’ll still enjoy years from now. Ask for a fine-line needle if you want delicate detail; keep the piece small so your artist can maintain crisp edges. A tiny prosthetic-tail stripe (a nod to the character's story) or a crescent-moon negative space around the silhouette can add meaning without clutter.
If you like a playful twist, think of pairing the design with a minimal rune or a single dot constellation — something that nods to 'How to Train Your Dragon' but stays wearable. Personally, if I had to pick one for my first, it’d be that little head silhouette with the green eye: sweet, readable, and quietly nostalgic.