Let's say all Aspects shipped, not just Heart players. I would assume each has their own way of doing it. Heart by how it makes them feel, regardless of canon/possibility. Void loves the ships that are kept secret, or are in secret. Mind has a chat with everyone planned out with reasons and canon evidence, and has hypothesises about what's going to happen(and is probably right on both fronts). Blood prefers ships like moirails. So on and so forth. You can fill the rest if you want

Tag Yourself.

Space

Time

Light

Void

Life

Doom

Heart

Mind

Hope

Rage

Breath

Blood