Slogurk, the Overslime + Primal Prayers + Guide of Souls + Prognostic Sphinx

Slogurk, the Overslime

Primal Prayers

Guide of Souls

Prognostic Sphinx

How it works

1. Activate Prognostic Sphinx by discarding a land card.
2. Slogurk triggers, putting a +1/+1 counter on it.
3. Resolve the Prognostic Sphinx ability.
4. Repeat from step 1 two additional times.
5. Activate Slogurk by removing three +1/+1 counters from it, returning it from the battlefield to your hand.
6. When Slogurk leaves the battlefield, it triggers, returning three land cards from your graveyard to your hand.
7. Cast Slogurk by paying E due to Primal Prayers.
8. When Slogurk enters, Guide of Souls triggers, causing you to get E and gain 1 life.
9. Repeat.