Thran Vigil + Benthic Biomancer + Stinkweed Imp

Prerequisites

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Steps

1. 1Put a +1/+1 counter on Benthic Biomancer.
2. 2Benthic Biomancer triggers, causing you to mill five cards and return Stinkweed Imp from your graveyard to your hand, and then causing you to discard Stinkweed Imp.
3. 3Thran Vigil triggers, putting a +1/+1 counter on Benthic Biomancer.
4. 4Repeat from step 2.

Effects

• Infinite self-mill