Cloudstone Curio, Mortuary, Starfield of Nyx, The World Spell, and Tom Bombadil

Prerequisites

• Cloudstone Curio on the battlefield
• Mortuary on the battlefield
• Starfield of Nyx on the battlefield
• The World Spell on the battlefield
• Tom Bombadil in hand
• The World Spell has exactly two lore counters on it
• You control five or more enchantments

Steps

1. At the beginning of your precombat main phase, The World Spell triggers, putting a lore counter on itself
2. The World Spell's third chapter ability triggers, causing you to put Tom Bombadil onto the battlefield from your hand and sacrifice The World Spell
3. Mortuary, Cloudstone Curio and Tom Bombadil each trigger
4. Resolve the Mortuary trigger, putting The World Spell on top of your library from your graveyard
5. Resolve the Cloudstone Curio trigger, choosing to return nothing to your hand from the battlefield
6. Resolve the Tom Bombadil trigger, causing you to reveal The World Spell from the top of your library and put it onto the battlefield
7. Choose to have The World Spell enter with three lore counters due to its read-ahead ability
8. Cloudstone Curio and The World Spell's third chapter ability trigger
9. Resolve the Cloudstone Curio trigger, returning Tom Bombadil to your hand from the battlefield
10. Resolve the World Spell trigger, causing you to put Tom Bombadil onto the battlefield from your hand and sacrifice The World Spell
11. Repeat from step 3
12. If desired, you may return a creature card to your hand in step 5, which can then be returned in step 2 for infinite blinking of any creature(s)

Results

• Infinite blinking
• Infinite death triggers
• Infinite ETB
• Infinite LTB
• Infinite sacrifice triggers