Marrow-Gnawer [Champions of Kamigawa] Urza's Legacy I never saw one alive

I never saw one alive before

Target creature gains trample and gets +X/+0 until end of turn

except it doesn't copy that creature's color and it has this ability

Set: Dissension Type: Artifact Creature — Construct Rarity: Rare Cost: {4} When a player other than Bronze Bombshell's owner controls it

Marrow-Gnawer [Champions of Kamigawa] Urza's Legacy I never saw one aliveSet: Champions of Kamigawa Type: Legendary Creature Rat Rogue Rare Cost: {3}{B}{B} All Rats have fear. {T}, Sacrifice a Rat: Create X 1 1 black Rat creature tokens, where X is the number of Rats you control. Marrow Gnawer united three nezumi gangs when he slew their leaders in a single night. Now they call him their first lord.