I'd gladly accept 300kg of mass, regardless of which body part is first to arrive within grabbing range

A two character piece, but only just.
One character is a dragon, equal parts smug and jacked.

The other character - the guy he just drained all the size out of - is barely visible; stuck in a headlock with a massive bicep squeezed against his face.

Making those armbands *stretch*

Good size. 💪

(And if that's the case, I've practically completed an entire summoning ritual already)

Let's find out what happens when your dragon side gets taken by someone who already has a *lot* of dragon.