What sort of valve spring compressor best suits Moparian V8 amateurs?

Apropos of my previous thread on valve seats, I now ponder what sort of valve spring compressor I need to begin work on my cylinder heads which I CAN reasonably do without unreasonable chances of ruin. I own a small, cheap, poorly made valve spring compressor which I wouldn't trust on a lawn mower valve, so I want something large enough to easily, reliably compress the valve springs on these numerous cylinder heads I've horded these past 5 years. Advice from professionals and amateurs...

What sort of valve spring compressor best suits Moparian V8 amateurs?