If you can warp voting in your favor with cards like The Valeyard and Tivit, Seller of Secrets, you can really ensure that a problematic permanent that you need destroyed is dealt with through Voters Dilemma
An angel 'compleated' by the Phyrexians, her capture and conversion is often considered the final defeat of Mirrodin and the start of New Phyrexia
Protection By Color White: Gods Willing, Shejiri Shelter, Giver of Runes, etc
Some would even say its one of the most powerful creatures in MTG, period
Helm of the Host is the classic option, but you can also use Rionya, Fire Dancer or any creature that untaps attacking creatures
Master the rules of this core gameplay mechanic to gain the edge in your next Pokmon card battle