mtg detain cards The keyword explanation is unclear : r/MagicArena Tax Collector 0009 Assassin's Creed

Sorcery Color tag templates(None) Generous Gift Destroy target permanent

If the chosen permanent is a token, Copycrook copies the original characteristics of that token as stated by the effect that put the token onto the battlefield, with the listed exception

The answer is the graveyard theme

Brawl Legal Vintage Legal Timeless Legal Commander Legal Pauper Legal Oathbreaker Legal Penny Not Legal Toolbox Buy This Card Notes and Rules Information for Relentless Rats: Because damage remains marked on a creature until the damage is removed as the turn ends, nonlethal damage dealt to one Relentless Rats may become lethal if another Relentless Rats leaves the battlefield during that turn