Wattson, Static Defender

When Wattson, Static Defender enters the battlefield, search your library for a legendary artifact named Interception Pylon, reveal it, put it into your hand, then shuffle your library.
{t}: Create a colourless Fence artifact token with "{1}, {t}, Sacrifice an artifact: Untap Wattson, Static Defender."
Opponents can't attack you unless they pay X life, where X is half the number of Fence tokens you control, rounded up.
Partner with Caustic, Toxic Trapper