Goldberry, River-Daughter + Thornbite Staff + Phyrexian Altar + Intruder Alarm + Stormbound Geist

Prerequisites

• Thornbite Staff attached to Goldberry.
• Goldberry does not have summoning sickness.
• Goldberry and Stormbound Geist do not have a +1/+1 counter on it.

Steps

1. 1Activate Phyrexian Altar by sacrificing Stormbound Geist, adding .
2. 2When Stormbound Geist dies, its undying ability and Goldberry trigger.
3. 3Resolve the Stormbound Geist trigger, returning it from your graveyard to the battlefield with a +1/+1 counter on it.
4. 4When Stormbound Geist enters the battlefield, Intruder Alarm triggers, untapping all creatures.
5. 5Holding priority, activate Goldberry's first ability by tapping it, moving the +1/+1 counter from Stormbound Geist onto Goldberry.
6. 6Resolve the Goldberry trigger from step 2, untapping it.
7. 7Activate Goldberry's second ability by paying and tapping it, moving the +1/+1 counter from Goldberry onto any permanent except Stormbound Geist, and causing you to draw a card.
8. 8Repeat.

Effects

• Infinite card draw
• Infinite draw triggers
• Near-infinite +1/+1 counters
• Near-infinite creature ETB
• Near-infinite creature LTB
• Near-infinite creature sacrifice triggers
• Near-infinite death triggers
• Near-infinite untap of all creatures