The GBxCart RW would be a good choice for dumping it works with GB, GBC and GBA games and it's 30$-40$ and you can use it to dump games, saves and even write gameboy flash cartridges. https://www.gbxcart.com/
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The GBxCart RW would be a good choice for dumping it works with GB, GBC and GBA games and it's 30$-40$ and you can use it to dump games, saves and even write gameboy flash cartridges.