one piece tcg donquixote doflamingo starter deck BANDAI Card Blue ST-17 JAPAN Toys & Games including a Leader Card One Piece TCG ST-17 Donquixote

Night's Whisper might do much the same for your card advantage situation for the mana and it wouldn't becomes useless as your opponent consumed their hand but that is entirely overlooking the disruption caused by discard

Contact your local game shop and ask them when they host Commander night (every MTG shop will have one)

Based on the latest market prices tracked on TCG Stacked, Summon: Choco/Mog is worth about $0.23 USD for a regular copy and $0.39 USD for a foil copy

Each were artist-signed and sold for over $500,000, with the latter being sold for roughly $800,000 to none other than Post Malone

This card is powerful because it has the Forest type, making it fetchable with many spells that say search your library for a Forest. Another example is Tournament Grounds from Throne of Eldraine, which taps for red, white, or black mana but can only be used for Knight or Equipment spells (or colorless costs)