Your search for "Trial and Error" revealed the following:
Trial and Error - No Symbol (CMB2) from Mystery Booster Playtest Cards 2021, available at 401 Games Canada. Rarity: Rare Finish: Normal Artist: Chris Clay Card Text:CARDNAME is countered or fizzles, you may copy it and choose new targets for...
Trial // Error (C16) from Commander 2016, available at 401 Games Canada. Rarity: Uncommon Finish: Normal Artist: Ron Spears & Wayne Reynolds Card Text:TrialReturn all creatures blocking or blocked by target creature to their owner's hand./ErrorCounter target multicolored spell.
Trial // Error (Foil) (DIS) from Dissension, available at 401 Games Canada. Rarity: Uncommon Finish: Foil Artist: Ron Spears & Wayne Reynolds Card Text:TrialReturn all creatures blocking or blocked by target creature to their owner's hand./ErrorCounter target multicolored spell.
Trial // Error (DIS) from Dissension, available at 401 Games Canada. Rarity: Uncommon Finish: Normal Artist: Ron Spears & Wayne Reynolds Card Text:TrialReturn all creatures blocking or blocked by target creature to their owner's hand./ErrorCounter target multicolored spell.
Number of Players: 1+ Player Playing Time: 30+ minutes Recommended Ages: 12+ Dungeons & Dragons: Trials of Tempus is a cooperative, team-based game for 2-8 players, where rival parties of Heroic adventurers battle to prove their worth and mettle in the ever-changing Battlerealms...
Trial and Error - Symbol (CMB1) from Mystery Booster Playtest Cards 2019, available at 401 Games Canada. Rarity: Rare Finish: Normal Artist: Chris Clay Card Text:CARDNAME is countered or fizzles, you may copy it and choose new targets for the...