Well, now you can with Collateral Damage
In a one-on-one setting, this land is unfortunately not the greatest, as the fewer players there are, the more limited you are to what mana you can tap for, but it is handy in other formats
Use Rage Mode and [BT13-103 Akihiro Kurata]'s effects to reduce your opponent's Digimon and security stack
(704.5k) Auras you control stay on the battlefield if they're attached to an illegal permanent or if they aren't attached to a permanent (but should be)
Thankfully for eternal formats such as Commander, there are countless Cleric, Rogue, Warrior, and Wizard cards from throughout Magic: The Gatherings history that can be used to enable the Party effect
Metallic Mimic's second ability starts applying immediately