Its not too surprising that there were some duds, however, when Wizards released 70 Secret Lair MTG products in 2022 alone
Black doesnt have mana acceleration and land fetching, but Armillary Sphere and Solemn Simulacrum do
Then, if Cloud has power seven or more, he creates two Treasure tokens, each with the effect Tap and sacrifice this artifact: add one mana of any color. Useful but nothing too exciting.
(This can be subtle.) The addition of Nahiri very small in the foreground, her glowing sword upraised, facing away from us
Sure, they can get back Vengevines, Bloodghasts, and Gravecrawlers for free (or very cheaply), but if the opponent has a way to disrupt their creatures (and it can be as simple as several copies of Path to Exile backed by blockers), the plan of these decks suddenly fizzles
The best place to search for older cards is the Pokemon TCG Expansions Database