Myrel, Shield of Argive [The Brothers' War] Cat Knight When Darksteel Reactor has twenty

When Darksteel Reactor has twenty or more charge counters on it

Set: Dominaria Type: Land Rarity: Rare {T}: Add {C}

Roaring Flame deals 6 damage to each opponent

Set: 30th Anniversary Edition Type: Creature — Human Assassin Rarity: Rare Cost: {1}{B}{B} {T}: Destroy target tapped creature

or I shall master it for you

Myrel, Shield of Argive [The Brothers' War] Cat Knight When Darksteel Reactor has twentySet: The Brothers' War Type: Legendary Creature Human Soldier Rarity: Mythic Cost: {3}{W} During your turn, your opponents can't cast spells or activate abilities of artifacts, creatures, or enchantments. Whenever Myrel, Shield of Argive attacks, create X 1 1 colorless Soldier artifact creature tokens, where X is the number of Soldiers you control.