Note these are all in the 84-85 range right now so for all 4 is about $340 - less than the bundle with all 4 listed at 377

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Eldrazi:

https://www.amazon.com/Magic-Gathering-Commander-Collector-Accessories/dp/B0BVT8M6FZ?ref_=ast_sto_dp

Sliver:

https://www.amazon.com/Magic-Gathering-Commander-Masters-Deck/dp/B0BVT8R4GF?ref_=ast_sto_dp

Planeswalker pary

https://www.amazon.com/Magic-Gathering-Commander-Masters-Deck/dp/B0BVTF53SX?ref_=ast_sto_dp

Enduring Enchantments

https://www.amazon.com/Magic-Gathering-Commander-Enchantments-Accessories/dp/B0BVTM4YRX?ref_=ast_sto_dp

Odd, that's the only one of the four that I can't easily find on a search. But here's a link (assuming you are using Amazon US):

https://www.amazon.com/Magic-Gathering-Commander-Collector-Accessories/dp/B0BVT8M6FZ/ref=pd_bxgy_sccl_1/140-3058313-8544330?pd_rd_w=aIOiy&content-id=amzn1.sym.6953b182-f957-43e6-9fe3-866e180e1e05&pf_rd_p=6953b182-f957-43e6-9fe3-866e180e1e05&pf_rd_r=47HF0FW0E11ZT3TX64BQ&pd_rd_wg=YKScA&pd_rd_r=df2f3b75-9bba-423e-b6ca-0ba9bfa73d1a&pd_rd_i=B0BVT8M6FZ&psc=1