Once your opponent banishes your cards into the Lost Zone, you wont be so easily getting them back
Your Ultimate Guide to Magics Pioneer Format Pioneer is the Goldilocks format of Magic

Charmander - 057/112 #57Common $4.38 Ivysaur #35Uncommon $2.74 Venomoth #49Uncommon $0.87 Dewgong #3Holo Rare $22.92 Magneton #27Rare $0.65 Nidoking #8Holo Rare $28.78 Onix #42Uncommon $2.79 Kingler #26Rare $1.96 Bellsprout #53Common $2.68 Tangela #30Rare $16.18 Alolan Raticate #77Uncommon $0.16 Alolan Raticate #82Rare $0.31 Alolan Raticate #42Common $0.17 Alolan Raticate #42Common $0.20 Alolan Raticate #35Uncommon Alolan Raticate #37Common $2.00 Alolan Raticate #36Uncommon Alolan Raticate GX #85Ultra Rare $2.58 Dark Raticate #51Common $0.60 Dark Raticate #17Rare $4.38 Pokemon 2-Player Starter Set (Revised Base Set Reprint Run) $249.50 Base Set Theme Deck - "Blackout" (Revised Base Set Reprint Run) Base Set Theme Deck - "Zap!" (Revised Base Set Reprint Run) $499.95 Base Set Theme Deck - "Brushfire" (Revised Base Set Reprint Run) Base Set Theme Deck - "Overgrowth" (Revised Base Set Reprint Run) $685.00 Base Set Booster Pack [Revised Unlimited Edition] $786.87 Base Set Booster Box [Revised Unlimited Edition] Base Set 2 - 2-Player CD-ROM Starter Set $176.60

One user added: Between this and [Cavern], RIP counterspells. Another speculated that Black cards might be too powerful right now: Ah yes, exactly what the game needs even more super-efficient black removal
Toph, Earthbending Master and Wan Shi Tong, All Knowing both seem like particularly fun commanders to build around
It immediately makes a treasure while drawing two people a card, and can give treasure going forward