We've done very well in the past with picking up a few mature state league players. Lambert, Broad & Pickett come straight to mind as our premiership players.
VFL: https://www.heraldsun.com.au/leader/localfooty/the-vfl-has-been-a-happy-hunting-ground-for-afl-clubs-who-will-be-drafted-this-year/news-story/ebfd6ffc8213576ab4faa9cf0f43ad5aMitch Hibberd: (Williamstown, 22).
Nick Ebinger (Williamstown, 22)
Joel Ottavi (Williamstown, 23)
Campbell Hustwaite (Collingwood, 19)
Sam Glover (Collingwood, 22)
Sam Fisher (Northern Blues, 21)
stuff Anderson (Northern Blues, 22)
Will Fordham (Frankston, 22)
Mitch McCarthy (Frankston, 22)
Sam Lowson (Coburg, 24)
Marcus Lentini (Coburg, 20)
Lochie Dickson (Coburg, 25)
Ryan Hebron (Werribee, 22)
Bior Malual (Werribee, 23)
Jack Henderson (Werribee, 20)
Jake Riccardi (Werribee, 20)
Anthony Scott (Footscray, 24)
Reuben William (Footscray, 21)
Tom O’Sullivan (Port Melbourne, 21)
Callum Searle (Port Melbourne, 20)
Harvey Hooper (Port Melbourne, 21)
Jackson McLachlan (Geelong, 21)
Aaron Heppell (Essendon, 24)
Daniel Robinson (North Melbourne, 24)
SANFL: https://www.heraldsun.com.au/sport/afl/sanfl-matureage-afl-draft-prospects-for-2019-include-luke-partington-cole-gerloff-and-more/news-story/fffeb22f2c68f1e45ded17ad7e134037The latter lists Liam McBean (Glenelg, 24, forward) as a "proven performer".