There are a few cards in the game that grant protection from a player rather than from an attribute that a card can have
These effects only get better if you can get cost reduction
Look for three things: factory-applied shrink wrap with even, tight seals
Blessed Orator, Lashknife Barrier, Diversionary Tactics, and Worship combine with Squirrels to stall most opposing creature-based strategies so that you can set up something tricky later in the game (something involving Phyrexian Altar or Test of Endurance, perhaps?)
Dex 100 Cards Most Expensive Alakazam $1,394.78 Celebi $931.57 Charizard $408.72 Distribution by Kind Distribution by Rarity
Phyresis can be your win condition in a Ramses, Assassin Lord as long as you attach it to an assassin you control and attack with it