Idris, Soul of the TARDIS, Strionic Resonator, Basalt Monolith, Sphinx's Disciple, and Ygra, Eater of All

Prerequisites

• Idris, Soul of the TARDIS in hand
• Strionic Resonator on the battlefield
• Basalt Monolith on the battlefield
• Sphinx's Disciple on the battlefield
• Ygra, Eater of All on the battlefield
• available

Steps

1. Cast Idris by paying its mana cost
2. When Idris enters the battlefield, its imprint ability triggers, targeting Sphinx's Disciple
3. Holding priority, activate Strionic Resonator by paying and tapping it, copying Idris' trigger, targeting Basalt Monolith
4. Resolve both Idris triggers, exiling Basalt Monolith and Sphinx's Disciple
5. During your next turn, activate Idris using Basalt Monolith's first ability by tapping it, adding
6. Activate Idris using Basalt Monolith's second ability by paying , untapping it
7. Sphinx's Disciple triggers, causing you to draw a card
8. Repeat from step 5

Results

• Infinite card draw
• Infinite draw triggers