An expensive do nothing is never what you want
Fortunately, Magic can adapt, and the result
Akroan Horse Avarice Amulet Bill Ferny, Bree Swindler Chaos Lord Coveted Falcon Custody Battle Fateful Handoff Fickle Efreet Goblin Cadets Harmless Offering Humble Defector Jinxed Choker Jinxed Idol Jinxed Ring Jon Irenicus, Shattered One Measure of Wickedness Rainbow Vale Risky Move Rogue Skycaptain Rohgahh of Kher Keep Sky Swallower Sleeper Agent Stiltzkin, Moogle Merchant There (split card)(playtest) Treacherous Pit-Dweller Wishclaw Talisman Witch Engine Wrong Turn Yes Man, Personal Securitron Zedruu the Greathearted Zidane, Tantalus Thief
Phyrexian Vindicator currently starts at $ 5.03
Equipment that grants doublestrike is rare, and the fact you also get to reduce equip costs of other equipment you control by {1] is icing on the cake
The trick is keeping him alive long enough to hit everyone, as we can't pick who to attack at a given time, and to slip him past whatever defenses may come up