Summoned by the effect of " Mirror Mage of the Ice Barrier " " Speaker for the Ice Barriers " Status Legal ( OCG ) Legal ( TCG ) This card can be used as an "Ice Barrier Token"
It seems that it is also one of the reasons for the ban
Whatever is coming on the other side of an Act card is going to affect the board state and it is good to be in a position where you can handle that change in advantage, be it for or against you, when it comes
Ezuri, the Claw of Progressformerly [mtg_card]Ezuri, Renegade Leader[/mtg_card], now doing the full Locutus as a thrall to the very Phyrexians he fought againstheads up the green-blue deck
At worst, you're getting a zombie that fuels its upkeep trigger, but more realistically you'll be animating small creatures with ETB effects like Eternal Witness, big game-enders for a mana discount like Sheoldred, Whispering One, or anything in between