Dog and God

Vigilance
When Dog and God enters the battlefield, search your library for a Swamp card, place it onto the battlefield tapped, then shuffle.
Out of the Cage, Dog - Whenever Dog and God attacks, you may pay {1}{b} to gain +3/+3 and gain Trample. Other legendary creatures you control gain +2/+2 and gain Trample until the end of turn.
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"No... no, the world's always got another cage, waiting, keeping everything you want... just out of reach." - God