mtg test cards Do-Over [Mystery Booster Playtest Cards] Cards that can tax opponents include Mana Tithe Test, 282 cards | Magic:

If you're playing CEDH and trying to win on turn three it's a massive problem because you need essentially every land to come into play untapped, but in more casual games the drawback is negligible especially compared to the upside of having powerful spells in your land slot

Wojek Investigator

2021-02-05 If a spell or ability an opponent controls allows or instructs you to choose a card to discard, and you discard Orvar, its last ability will trigger

Ruby delivers high-pressure attacks while Amber provides just enough synergy to keep your strategy stable

Wizards expanded on the mechanic in 2018s Battlebond with the less flexible Partner with on 22 additional cards, which only allowed players to partner specific legends together

Conquerors Flail is the best of the three, thoughits not good enough for Cube or Legacy, but even two-color Equipment-based Commander decks have to at least think about running this for the second ability