Emissary Escort 
Artifact Creature — Robot Soldier
This creature gets +X/+0, where X is the greatest mana value among other artifacts you control.
Legality
standardLEGALpioneerLEGALmodernLEGALlegacyLEGALvintageLEGALcommanderLEGAL
Artifact Creature — Robot Soldier
This creature gets +X/+0, where X is the greatest mana value among other artifacts you control.