Sure, you can easily whiff and hit lands or spells that aren't useful (Counterspell, Comet Storm, etc.) but generally speaking this ability is going to be well worth using
To summon permanents, players must tap an appropriate combination of lands, aligning with the required casting costs
You should be able to add 'Arthur, Wizard's Apprentice' to your collection then via booster packs
$0.49 Wyll, Blade of Frontiers Commander Legends: Battle for Baldur's Gate $0.99 Six-Sided Die Unfinity $0.35 Circuits Act Unfinity $0.49 Strength-Testing Hammer Unfinity $0.35 Myrkul's Edict Commander Legends: Battle for Baldur's Gate $0.49 Chaos Channeler Adventures in the Forgotten Realms $0.39 Hoarding Ogre Adventures in the Forgotten Realms $0.79 Barbarian Class Adventures in the Forgotten Realms $4.49 Wyll's Reversal Commander Legends: Battle for Baldur's Gate $0.35 Brazen Dwarf Adventures in the Forgotten Realms $0.99 Iron Mastiff Commander Legends: Battle for Baldur's Gate $0.35 Earth-Cult Elemental Adventures in the Forgotten Realms 0 results found
But thats not allexpand your collection with three Pokmon TCG booster packs, and get fired up for battle
For 7 mana, discard X cards to exile X cards from the top of an opponent's library, allowing you to play lands or cast spells from among them for free