Unctus, Grand Metatect + Sleep-Cursed Faerie + Cryptolith Rite + Biomancer's Familiar

Unctus, Grand Metatect

Sleep-Cursed Faerie

Cryptolith Rite

Biomancer's Familiar

How it works

1. Activate Sleep-Cursed Faerie by tapping it, adding .
2. Sleep-Cursed Faerie triggers, causing you to loot.
3. Activate Sleep-Cursed Faerie by paying , untapping it.
4. Repeat.

This engine transforms Sleep-Cursed Faerie into a self-sustaining mana filter and looter by leveraging Cryptolith Rite to give the Faerie the ability to tap for mana. Biomancer's Familiar steps in to lighten the load, reducing the cost of the Faerie's untap ability to just {U} so that tapping it for mana completely pays for its own reset. Meanwhile, Unctus, Grand Metatect turns that frantic tapping into infinite card draw and discard through his passive looting trigger, while also granting a static +1/+1 buff to your artifact creatures.