The first token-making creature that came to mind is Godsire
- 1.31: Bug fixes - 1.32: Bug fixes, balance changes, sprite changes - 1.33: More bug fixes, more text fixes - 1.35: Bug fixes, text fixes, SELECTABLE GENDER ADDED - 1.4: A ton of bug fixes, new effects, new balance changes, QoL features - 1.41: Bug fixes and optimizations - 1.42: Bug fixes, optimizations and slight balance changes - 1.43: Bug fixes, animations sped up from base - 1.01: Fixed a bug where returning to the Hall of Honor only gave Ho-oh
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Its lack of a 'once per turn' rider allows it to do some really degenerate things when combined with sacrifice effects and recursive creatures
Keskit, the Flesh Sculptor Keskit, the Flesh Sculptors activated ability is helpful, though you need a way to create artifact tokens you dont mind sacrificing
Graded Population Report: Eevee #173 Visualize the distrbution of grades in the chart