I'm sure you can already picture the benefits of a land that can help you draw, but don't be afraid of the Eldrazi and other options in the right deck either
However, the ones players always seek out are the rarity bumps to the most useful cards
When teaching MTG to one of my kids, I printed a couple of important notes like this one for lands, or how regeneration, fly and initiative works, or that you could use planeswalker's effects once a turn and put then in the relevant card's sleeves, as "trainers"
However, it has a limitation: after use, Mewtwo must discard two energy cards, making back-to-back attacks challenging
Biggest Omissions: Through the Breach $49.99 Magus of the Moon $24.99 Koth of the Hammer $14.99 Vexing Devil $9.99 Boom $8.99 Simian Spirit Guide $6.99 Greater Gargadon $5.99 Lava Spike $3.99 Lightning Bolt $3.49 Rift Bolt $1.99 Tarfire $0.99 Searing Blaze $0.99 Galvanic Blast $0.75 Much like Goryos Vengeance, Through the Breach is difficult to print and will likely keep getting more expensive